## Engage NY Eureka Math 1st Grade Module 5 Lesson 1 Answer Key

A
Write the unknown number. Pay attention to the symbols.

Question 1.
4 + 1 = __5__
4 + 1 = 5,

Explanation:
Adding 1 to 4 we will get 5.

Question 2.
4 + 2 = __6__
4 + 2 = 6,

Explanation:
Adding 2 to 4 we will get 6.

Question 3.
4 + 3 = __7__
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 4.
6 + 1 = __7__
6 + 1 = 7,

Explanation:
Adding 1 to 6 we will get 7.

Question 5.
6 + 2 = __8__
6 + 2 = 8,

Explanation:
Adding 2 to 6 we will get 8.

Question 6.
6 + 3 = _9__
6 + 3 = 9,

Explanation:
Adding 3 to 6 we will get 9.

Question 7.
1 + 5 = __6__
1 + 5 = 6,

Explanation:
Adding 1 to 5 we will get 6.

Question 8.
2 + 5 = __7__
2 + 5 = 7,

Explanation:
Adding 2 to 5 we will get 7.

Question 9.
3 + 5 = __8__
3 + 5 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 10.
5 + __3__= 8
5 + 3 = 8,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 11.
8 = 3 + __5__
8 = 3 + 5,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 12.
7 + 2 = __9__
7 + 2 = 9,

Explanation:
Adding 2 to 7 we will get 9.

Question 13.
7 + 3 = __10__
7 + 3 = 10,

Explanation:
Adding 3 to 7 we will get 10.

Question 14.
7 + __3__ = 10
7 + 3 = 10,

Explanation:
Subtracting 3 from 10 we will get 7.

Question 15.
__3__ + 7 = 10
3 + 7 = 10,

Explanation:
Subtracting 7 from 10 we will get 3.

Question 16.
4 + 3 = __7__
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 17.
__3__ + 4 = 7
3 + 4 = 7,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 18.
7 = __3__ + 4
3 + 4 = 7,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 19.
5 + 4 = _9__
5 + 4 = 9,

Explanation:
Adding 4 to 5 we will get 9.

Question 20.
__4__ + 5 = 9
4 + 5 = 9,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 21.
9 = _5_ + 4
9 = 5 + 4,

Explanation:
Subtracting 4 from 9 we will get 5.

Question 22.
2 + 7 = _9__
2 + 7 = 9,

Explanation:
Adding 2 to 7 we will get 9.

Question 23.
__7__ + 2 = 9

7+2=9
Explanation:
Subtracting 2 from 9  we will get 7

Question 24.
9 = __2__ + 7
2 + 7 = 9,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 25.
3 + 6 = __9__
3 + 6 = 9,

Explanation:
Adding 3 to 6 we will get 9.

Question 26.
__6__ + 3 = 9
6 + 3 = 9,

Explanation:
Subtracting 3 from 9 we will get 6.

Question 27.
9 = __3__ + 6
3 + 6 = 9,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 28.
4 + 4 = __6__ + 2
4 + 4 = 6 + 2,

Explanation:
Adding 4 to 4 we will get 8,
subtracting 2 from 8 we will get 6,
So 4 + 4 = 6 + 2.

Question 29.
5 + 4 = __6__ + 3
5 + 4 = 6 + 3,

Explanation:
Adding 5 to 4 we will get 9,
Subtracting 3 from 9 we will get 6,
So 5 + 4 = 6 + 3.

Question 30.
_2___ + 7 = 3 + 6
2 + 7 = 3 + 6,

Explanation:
Adding 3 to 6 we will get 9,
Subtracting 7 from 9 we will get 2,
So 2 + 7 = 3 + 6.

B
Write the unknown number. Pay attention to the symbols.

Question 1.
5 + 1 = __6__
5 + 1 = 6,

Explanation:
Adding 1 to 5 we will get 6.

Question 2.
5 + 2 = __7__
5 + 2 = 7,

Explanation:
Adding 2 to 5 we will get 7.

Question 3.
5 + 3 = __8__
5 + 3 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 4.
4 + 1 = __5__
4 + 1 = 5,

Explanation:
Adding 1 to 4 we will get 5.

Question 5.
4 + 2 = __6__
4 + 2 = 6,

Explanation:
Adding 2 to 4 we will get 6.

Question 6.
4 + 3 = __7__
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 7.
1 + 3 = __4_
1 + 3 = 4,

Explanation:
Adding 3 to 1 we will get 4.

Question 8.
2 + 3 = __5__
2 + 3 = 5,

Explanation:
Adding 3 to 2 we will get 5.

Question 9.
3 + 3 = __6__
3 + 3 = 6,

Explanation:
Adding 3 to 3 we will get 6.

Question 10.
3 + __3__ = 6
3 + 3 = 6,

Explanation:
Subtacting 3 from 6 we will get 3.

Question 11.
__3__ + 3 = 6
3 + 3 = 6,

Explanation:
Subtacting 3 from 6 we will get 3.

Question 12.
5 + 2 = __7__
5 + 2 = 7,

Explanation:
Adding 2 to 5 we will get 7.

Question 13.
5 + 3 = __8__
5 + 3 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 14.
5 + __3__ = 8
5 + 3 = 8,

Explanation:
Subtracting 5 from 8 we will get 3.

Question 15.
__5__ + 3 = 8
5 + 3 = 8,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 16.
2 + 4 = __6__
2 + 4 = 6,

Explanation:
Adding 4 to 2 we will get 6.

Question 17.
__2__ + 4 = 6
2 + 4 = 6,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 18.
6 = __2__ + 4
2 + 4 = 6,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 19.
3 + 4 = __7__
3 + 4 = 7,

Explanation:
Adding 4 to 3 we will get 7.

Question 20.
__4__ + 3 = 7
4 + 3 = 7,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 21.
7 = __3__ + 4
3 + 4 = 7
Explanation:
Subtracting 4 from 7 we will get 3.

Question 22.
4 + 5 = __9__
4 + 5 = 9,

Explanation:
Adding 5 to 4 we will get 9.

Question 23.
__5__ + 4 = 9
4 + 5 = 9,

Explanation:
Subtracting 4 from 9 we will get 5.

Question 24.
9 = __4__ + 5
4 + 5 = 9,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 25.
2 + 6 = __8__
2 + 6 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 26.
__3__ + 6 = 9
3 + 6 = 9,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 27.
9 = __7__ + 2

2 + 7 = 9,

Explanation:
Subtracting 2 from 9 we will get 7.

Question 28.
3 + 3 = __2__ + 4
3 + 3 = __2__ + 4,

Explanation:
Adding 3 to 3 we will get 6,
Subtracting 4 from 6 will get 2,
So 3 + 3 = 2 + 4.

Question 29.
3 + 4 = __2__ + 5

3 + 4 = __2__ + 5,

Explanation:
Adding 4 to 3 we will get 7,
Subtracting 5 from 7 we will get 2,
So 3 + 4 = 2 + 5.

Question 30.
__3__ + 6 = 2 + 7
__3__ + 6 = 2 + 7,

Explanation:
Adding 2 to 7 we will get 9,
Subtracting 6 from 9 we will get 3,
So 3 + 6 = 2 + 7.

A
Write the unknown number. Pay attention to the equal sign.

Question 1.
5 + 2 = __7__
5 + 2 = __7__,

Explanation:
Adding 2 to 5 we will get 7.

Question 2.
6 + 2 = __8__
6 + 2 = 8,

Explanation:
Adding 2 to 6 we will get 8.

Question 3.
7 + 2 = __9__
7 + 2 = 9,

Explanation:
Adding 2 to 7 we will get 9.

Question 4.
4 + 3 = __7__
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 5.
5 + 3 = __8__
5 + 3 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 6.
6 + 3 = __9__
6 + 3 = 9,

Explanation:
Adding 3 to 6 we will get 9.

Question 7.
__8__ = 6 + 2
8= 6 + 2,

Explanation:
Adding  2 to 6 we will get 8.

Question 8.
__8__ = 2 + 6
8 = 2 + 6,

Explanation:
Adding 6 to 2 we will get 8.

Question 9.
__9__ = 7 + 2
9 = 7 + 2,

Explanation:
Adding 2 to 7 we will get 9.

Question 10.
__9__ = 2 + 7
9 = 2 + 7,

Explanation:
Adding 7 to 2 we will get 9.

Question 11.
__7__ = 4 + 3
7 = 4 + 3,

Explanation:
Adding 3 to 4 we will get 7.

Question 12.
__7__ = 3 + 4
7 = 3 + 4,

Explanation:
Adding 4 to 3 we will get 7.

Question 13.
__8__ = 5 + 3
5 + 3 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 14.
__8__ = 3 + 5
8 = 3 + 5,

Explanation:
Adding 5 to 3 we will get 8.

Question 15.
__7__ = 3 + 4
7 = 3 + 4,

Explanation:
Adding 4 to 3 we will get 7.

Question 16.
__9__ = 5 + 4
9 = 5 + 4,

Explanation:
Adding 4 to 5 we will get 9.

Question 17.
__9__ = 4 + 5
9 = 4 + 5,

Explanation:
Adding 5 to 4 we will get 9.

Question 18.
6 + 3 = __9__
6 + 3 = 9,

Explanation:
Adding 3 to 6 we will get 9.

Question 19.
3 + 6 = __9__
3 + 6 = 9,

Explanation:
Adding 6 to 3 we will get 9.

Question 20.
__8__ = 2 + 6
8 = 2 + 6,

Explanation:
Adding 6 to 2 we will get 8.

Question 21.
2 + 7 = __9__
2 + 7 = 9,

Explanation:
Adding 7 to 2 we will get 9.

Question 22.
__7__ = 3 + 4
7 = 3 + 4,

Explanation:
Adding 4 to 3 we will get 7.

Question 23.
3 + 6 = __9__
3 + 6 = 9,

Explanation:
Adding 6 to 3 we will get 9.

Question 24.
__9__ = 4 + 5
9 = 4 + 5,

Explanation:
Adding 5 to 4 we will get 9.

Question 25.
3 + 4 = __7__
3 + 4 = 7,

Explanation:
Adding 4 to 3 we will get 7.

Question 26.
13 + 4 = __17__
13 + 4 = 17,

Explanation:
Adding 4 to 13 we will get 17.

Question 27.
3 + 14 = __17__
3 + 14 = 17,

Explanation:
Adding 14 to 3 we will get 17.

Question 28.
3 + 6 = __9__
3 + 6 = 9,

Explanation:
Adding 6 to 3 we will get 9.

Question 29.
13 + __6__ = 19
13 + 6 = 19,

Explanation:
Subtracting 6 from 19 we will get 13.

Question 30.
19 = __3__ + 16
19 = 3 + 16,

Explanation:
Subtracting 16 from 19 we will get 3.

B
Write the unknown number. Pay attention to the equal sign.

Question 1.
4 + 3 = __7__
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 2.
5 + 3 = __8__
5 + 3 = 8,

Explanation:
Adding 3 to 5 we will get 8.

Question 3.
6 + 3 = __9__
6 + 3 = 9,

Explanation:
Adding 3 to 6 we will get 9.

Question 4.
6 + 2 = __8__
6 + 2 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 5.
7 + 2 = __9__
7 + 2 = 9,

Explanation:
Adding 2 to 7 we will get 9.

Question 6.
5 + 4 = __9__
5 + 4 = 9,

Explanation:
Adding 4 to 5 we will get 9.

Question 7.
__7__ = 4 + 3
7= 4 + 3,

Explanation:
Adding 3 to 4 we will get 7.

Question 8.
__7__ = 3 + 4
7= 3 + 4,

Explanation:
Adding 3 to 4 we will get 7.

Question 9.
__8__ = 5 + 3
8 = 5 + 3,

Explanation:
Adding 3 to 5 we will get 8.

Question 10.
__8__ = 3 + 5
8 = 3 + 5,

Explanation:
Adding 5 to 3 we will get 8.

Question 11.
__8__ = 6 + 2
6 + 2 = 8,

Explanation:
Adding 2 to 6 we will get 8.

Question 12.
__8__ = 2 + 6
8 = 2 + 6,

Explanation:
Adding 6 to 2 we will get 8.

Question 13.
__9__ = 7 + 2
9 = 7 + 2,

Explanation:
Adding 2 to 7 we will get 9.

Question 14.
__9__ = 2 + 7
9 = 2 + 7,

Explanation:
Adding 7 to 2 we will get 9.

Question 15.
__9__ = 7 + 2
9 = 7 + 2,

Explanation:
Adding 2 to 7 we will get 9.

Question 16.
__9__ = 6 + 3
9 = 6 + 3,

Explanation:
Adding 3 to 6 we will get 9.

Question 17.
__9__ = 3 + 6
9 = 3 + 6,

Explanation:
Adding 6 to 3 we will get 9.

Question 18.
5 + 4 = __9__
5 + 4 = 9,

Explanation:
Adding 4 to 5 we will get 9.

Question 19.
4 + 5 = __9__
4 + 5 = 9,

Explanation:
Adding 5 to 4 we will get 9.

Question 20.
__9__ = 2 + 7
9 = 2 + 7,

Explanation:
Adding 7 to 2 we will get 9.

Question 21.
2 + 6 = __8__
2 + 6 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 22.
__7__ = 3 + 4
7 = 3 + 4,

Explanation:
Adding 4 to 3 we will get 7.

Question 23.
4 + 5 = __9__
4 + 5 = 9,

Explanation:
Adding 5 to 4 we will get 9.

Question 24.
__9__ = 3 + 6
9 = 3 + 6,

Explanation:
Adding 6 to 3 we will get 9.

Question 25.
2 + 7 = __9__
2 + 7 = 9,

Explanation:
Adding 7 to 2 we will get 9.

Question 26.
12 + 7 = __19__
12 + 7 = 19,

Explanation:
Adding 7 to 12 we will get 19.

Question 27.
2 + 17 = __19__
2 + 17 = 19,

Explanation:
Adding 17 to 2 we will get 19.

Question 28.
4 + 5 = __9__
4 + 5 = 9,

Explanation:
Adding 5 to 4 we will get 9.

Question 29.
14 + __5__ = 19
14 + 5 = 19,

Explanation:
Subtracting 14  from 19 we will get 5.

Question 30.
19 = __4__ + 15
19 = 4 + 15,

Explanation:
Subtracting 15 from 19 we will get 4.

### Eureka Math Grade 1 Module 5 Lesson 1 Core Subtraction Sprint Answer Key

A
Write the unknown number. Pay attention to the symbols.

Question 1.
6 – 1 = __5__
6 – 1 = 5,

Explanation:
Subtracting 1 from 6 we will get 5.

Question 2.
6 – 2 = __4__
6 – 2 = 4,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 3.
6 – 3 = __3__
6 – 3 = 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 4.
10 – 1 = __9__
10 – 1 = 9,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 5.
10 – 2 = __8__

10 – 2 = 8,

Explanation:
Subtracting 2 from 10 we will get 8.

Question 6.
10 – 3 = __7__
10 – 3 = 7,

Explanation:
Subtracting 3 from 10 we will get 7.

Question 7.
7 – 2 = __5__
7 – 2 = 5,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 8.
8 – 2 = __6__
8 – 2 = 6,

Explanation:
Subtracting 2 from 8 we will get 6.

Question 9.
9 – 2 = __7__
9 – 2 = 7,

Explanation:
Subtracting 2 from 9 we will get 7.

Question 10.
7 – 3 = __4__
7 – 3 = 4,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 11.
8 – 3 = __5__
8 – 3 = 5,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 12.
10 – 3 = __7__
10 – 3 = 7,

Explanation:
Subtracting 3 from 10 we will get 7.

Question 13.
10 – 4 = __6__
10 – 4 = 6,

Explanation:
Subtracting 4 from 10 we will get 6.

Question 14.
9 – 4 = __5__
9 – 4 = 5,

Explanation:
Subtracting 4 from 9 we will get 5.

Question 15.
8 – 4 = __4__
8 – 4 = 4,

Explanation:
Subtracting 4 from 8 we will get 4.

Question 16.
8 – 2 = __6__
8 – 2 = 6,

Explanation:
Subtracting 2 from 8 we will get 6.

Question 17.
8 – 6 = __2__
8 – 6 = 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 18.
7 – 3 = __4__
7 – 3 = 4,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 19.
7 – 4 = __3__
7 – 4 = 3,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 20.
8 – 4 = __4__
8 – 4 = 4,

Explanation:
Subtracting 4 from 8 we will get 4.

Question 21.
9 – 4 = __5__
9 – 4 = 5,

Explanation:
Subtracting 4 from 9 we will get 5.

Question 22.
9 – 5 = __4__
9 – 5 = 4,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 23.
9 – 6 = __3__
9 – 6 = 3,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 24.
9 – __3__ = 6
9 – 3 = 6,

Explanation:
Subtracting 3 from 9 we will get 6.

Question 25.
9 – __7__ = 2
9 – 7 = 2,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 26.
2 = 8 – __6__
2 = 8 – 6

Explanation:
Subtracting 6 from 8 we will get 2.

Question 27.
2 = 9 – __7__
2 = 9 – 7,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 28.
10 – 7 = 9 – __6__
10 – 7 = 9 – 6,

Explanation:
Subtracting 7 from 10 we will get 3,
Subtracting 3 from 9 we will get 6,
So 10 – 7 = 9 – 6.

Question 29.
9 – 5 = __7__ – 3
9 – 5 = 7 – 3,

Explanation:
Subtracting 5 from 9 we will get 4,
Subtracting 4 from 7 we will get 3,
So 9 – 5 = 7 – 3.

Question 30.
__8__ – 6 = 9 – 7
8 – 6 = 9 – 7,

Explanation:
Subtracting 7 from 9 we will get 2,
Adding 6 to 2 we will get 8,
So 8 – 6 = 9 – 7

B
Write the unknown number. Pay attention to the symbols.

Question 1.
5 – 1 = __4__
5 – 1 = 4,

Explanation:
Subtracting 1 from 5 we will get 4.

Question 2.
5 – 2 = __3__
5 – 2 = 3,

Explanation:
Subtracting 2 from 5 we will get 3.

Question 3.
5 – 3 = __2__
5 – 3 = 2,

Explanation:
Subtracting 3 from 5 we will get 2.

Question 4.
10 – 1 = __9__
10 – 1 = 9,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 5.
10 – 2 = __8__
10 – 2 = 8,

Explanation:
Subtracting 2 from 10 we will get 8.

Question 6.
10 – 3 = __7__
10 – 3 = 7,

Explanation:
Subtracting 3 from 10 we will get 7.

Question 7.
6 – 2 = __4__
6 – 2 = 4,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 8.
7 – 2 = __5__
7 – 2 = 5,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 9.
8 – 2 = __6__
8 – 2 = 6,

Explanation:
Subtracting 2 from 8 we will get 6.

Question 10.
6 – 3 = __3__
6 – 3 = 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 11.
7 – 3 = __4__
7 – 3 = 4,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 12.
8 – 3 = __5__
8 – 3 = 5,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 13.
5 – 4 = __1__
5 – 4 = 1,

Explanation:
Subtracting 4 from 5 we will get 1.

Question 14.
6 – 4 = __2__
6 – 4 = 2,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 15.
7 – 4 = __3__
7 – 4 = 3,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 16.
6 – 2 = __4__
6 – 2 = 4,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 17.
6 – 4 = __2__
6 – 4 = 2,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 18.
8 – 3 = __5__
8 – 3 = 5,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 19.
8 – 5 = __3__
8 – 5 = 3,

Explanation:
Subtracting 5 from 8 we will get 3.

Question 20.
8 – 6 = __2__
8 – 6 = 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 21.
9 – 3 = __6__
9 – 3 = 6,

Explanation:
Subtracting 3 from 9 we will get 6.

Question 22.
9 – 6 = __3__
9 – 6 = 3,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 23.
9 – 7 = __2__
9 – 7 = 2,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 24.
9 – _4___ = 5
9 – 4 = 5,

Explanation:
Subtracting 4 from 9 we will get 5.

Question 25.
9 – __5__ = 4
9 – 5 = 4,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 26.
4 = 8 – __4__
4 = 8 – 4,

Explanation:
Subtracting 4 from 8 we will get 4.

Question 27.
4 = 9 – __5__
4 = 9 – 5,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 28.
10 – 8 = 9 – __7__
10 – 8 = 9 – 7,

Explanation:
Subtracting 8 from 10 we will get 2,
Subtracting 2 from 9 we will get 7,
So 10 – 8 = 9 – 7.

Question 29.
8 – 6 = __9__ – 7
8 – 6 = 9 – 7,

Explanation:
Subtracting 6 from 8 we will get 2,
Adding 7 to 2 we will get 9,
So 8 – 6 = 9 – 7.

Question 30.
__7__ – 4 = 9 – 6
7 – 4 = 9 – 6,

Explanation:
Subtracting 6 from 9 we will get 3,
Adding 3 to 4 we will get 7,
So 7 – 4 = 9 – 6.

### Eureka Math Grade 1 Module 5 Lesson 1 Core Fluency Sprint: Totals of 5, 6, & 7 Answer Key

A
Write the unknown number. Pay attention to the symbols.

Question 1.
2 + 3 = _5_
2 + 3 = 5,

Explanation:
Adding 3 to 2 we will get 5.

Question 2.
3 + __2__ = 5
3 + 2 = 5,

Explanation:
Subtracting 3 from 5 we will get 2.

Question 3.
5 – 3 = _2_
5 – 3 = 2,

Explanation:
Subtracting 3 from 5 we will get 2.

Question 4.
5 – 2 = __3__
5 – 2 = 3,

Explanation:
Subtracting 2 from 5 we will get 3.

Question 5.
__3_ + 2 = 5
3 + 2 = 5,

Explanation:
Subtracting 2 from 5 we will get 3.

Question 6.
1 + 5 = ___6__
1 + 5 = 6,

Explanation:
Adding 5 to 1 we will get 6.

Question 7.
1 + __5___ = 6
1+ 5 = 6,

Explanation:
Subtracting 1 from 6 we will get 5.

Question 8.
6 – 1 = ___5___
6 – 1 = 5,

Explanation:
Subtracting 1 from 6 we will get 5.

Question 9.
6 – 5 = ____1_______
6 – 5 = 1,

Explanation:
Subtracting 5 from 6 we will get 1.

Question 10.
__1__ + 5 = 6
1 + 5 = 6,

Explanation:
Subtracting 5 from 6 we will get 1.

Question 11.
4 + 2 = ____6____
4 + 2 = 6,

Explanation:
Adding 2 to 4 we will get 6.

Question 12.
2 + __4__ = 6
2 + 4 = 6,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 13.
6 – 2 = ___4___
6 – 2 = 4,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 14.
6 – 4 = ___2__
6 – 4 = 2,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 15.
__2__ + 4 = 6
2 + 4 = 6,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 16.
3 + 3 = ___6___
3 + 3 = 6,

Explanation:
Adding 3 to 3 we will get 6.

Question 17.
6 – 3 = ___3___
6 – 3 = 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 18.
6 = ___3__ + 3
6 = 3 + 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 19.
2 + 5 = ___7___
2 + 5 = 7,

Explanation:
Adding 5 to 2 we will get 7.

Question 20.
5 + __2___ = 7
5 + 2 = 7,

Explanation:
Subtracting 5 from 7 we will get 2.

Question 21.
7 – 2 = ____5___
7 – 2 = 5,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 22.
7 – 5 = ___2___
7 – 5 = 2,

Explanation:
Subtracting 5 from 7 we will get 2.

Question 23.
7 = _2_ + 5
7 = 2 + 5,

Explanation:
Subtracting 5 from 7 we will get 2.

Question 24.
3 + 4 = __7__
3 + 4 = 7,

Explanation:
Adding 4 to 3 we will get 7.

Question 25.
4 + __3__ = 7
4 + 3 = 7,

Explanation:
Adding 3 to 4 we will get 7.

Question 26.
7 – 4 = ___3___
7 – 4 = 3,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 27.
7 = __4__ + 3
7 = 4 + 3,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 28.
3 = 7 – ___4___
3 = 7 – 4,

Explanation:
Subtracting 3 from 7 we will get 4.

Question 29.
7 – 5 = ___6___ – 4
Explanation:
Subtracting 5 from 7 we will get 2,
Adding 4 to 2 we will get 6,
So 7 – 4 = 9 – 6.

Question 30.
___6__ – 3 = 7 – 4
6 – 3 = 7 – 4,

Explanation:
Subtracting 4 from 7 we will get 3,
Adding 3 to 3 we will get 6,
So 6 – 3 = 7 – 4.

B
Write the unknown number. Pay attention to the symbols.

Question 1.
1 + 4 = 5
1 + 4 = 5,

Explanation:
Adding 4 to 1 we will get 5.

Question 2.
4 + __1___ = 5
4 + 1 = 5,

Explanation:
Subtracting 4 from 5 we will get 1.

Question 3.
5 – 4 = 1,
5 – 4 = 1,

Explanation:
Subtracting 4 from 5 we will get 1.

Question 4.
5 – 1 = 4,
5 – 1 = 4,

Explanation:
Subtracting 1 from 5 we will get 4.

Question 5.
4 + 1 = 5
4 + 1 = 5,

Explanation:
Subtracting 1 from 5 we will get 4.

Question 6.
5 + 2 = 7
5 + 2 = 7,

Explanation:
Adding 2 to 5 we will get 7.

Question 7.
5 + __2__ = 7
5 + 2 = 7,

Explanation:
Subtracting 5 from 7 we will get 2.

Question 8.
7 – 2 = 5
7 – 2 = 5,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 9.
7 – 5 = __2__
7 – 5 = 2,

Explanation:
Subtracting 5 from 7 we will get 2.

Question 10.
5 + 2 = 7
5 + 2 = 7,

Explanation:
Subtracting 2 from 7 we will get 5.

Question 11.
1 + 5 = 6
1 + 5 = 6,

Explanation:
Adding 5 to 1 we will get 6.

Question 12.
1 + ___5__ = 6
1 + 5 = 6,

Explanation:
Subtracting 1 from 6 we will get 5.

Question 13.
6 – 1 = 5
6 – 1 = 5,

Explanation:
Subtracting 1 from 6 we will get 5.

Question 14.
6 – 5 = 1
6 – 5 = 1,

Explanation:
Subtracting 5 from 6 we will get 1.

Question 15.
1 + 5 = 6
1 + 5 = 6,

Explanation:
Subtracting 5 from 6 we will get 1.

Question 16.
3 + 3 = 6
3 + 3 = 6,

Explanation:
Adding 3 to 3 we will get 6.

Question 17.
6 – 3 = 3
6 – 3 = 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 18.
6 = __3___ + 3
6 = 3 + 3,

Explanation:
Subtracting 3 from 6 we will get 3.

Question 19.
2 + 4 = 6
2 + 4 = 6,

Explanation:
Adding 4 to 2 we will get 6.

Question 20.
4 + ___2__ = 6
4 + 2 = 6,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 21.
6 – 2 = 4
6 – 2 = 4,

Explanation:
Subtracting 2 from 6 we will get 4.

Question 22.
6 – 4 = 2
6 – 4 = 2,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 23.
6 = __2__ + 4
6 = 2 + 4,

Explanation:
Subtracting 4 from 6 we will get 2.

Question 24.
3 + 4 = 7
3 + 4 = 7,

Explanation:
Adding 4 to 3 we will get 7.

Question 25.
4 + ___3__ = 7
4 + 3 = 7,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 26.
7 – 4 = 3
7 – 4 = 3,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 27.
7 = __3__ + 4
7 = 3 + 4,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 28.
4 = 7 – 3
4 = 7 – 3,

Explanation:
Subtracting 4 from 7 we will get 3.

Question 29.
6 – 4 = __7__ – 5
6 – 4 = 7 – 5,

Explanation:
Subtracting 4 from 6 we will get 2,
Adding 5 to 2 we will get 7,
So 6 – 4 = 7 – 5.

Question 30.
6 – 2 = 7 – 3
6 – 2 = 7 – 3,

Explanation:
Subtracting 3 from 7 we will get 4,
Adding 4 to 2 we will get 6,
So 6 – 2 = 7 – 3.

### Eureka Math Grade 1 Module 5 Lesson 1 Core Fluency Sprint: Totals of 8, 9, & 10 Answer Key

A
Write the unknown number. Pay attention to the symbols.

Question 1.
5 + 5 = 10
5 + 5 = 10,

Explanation:
Adding 5 to 5 we will get 10.

Question 2.
5 + __5_ = 10
5 + 5 = 10,

Explanation:
Subtracting 5 from 10 we will get 5.

Question 3.
10 – 5 = 5
10 – 5 = 5,

Explanation:
Subtracting 5 from 10 we will get 5.

Question 4.
9 + 1 = 10
9 + 1 = 10,

Explanation:
Adding 1 to 9 we will get 10.

Question 5.
1 + ___9__ = 10
1 + 9 = 10,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 6.
10 – 1 = 9
10 – 1 = 9,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 7.
10 – 9 = 1
10 – 9 = 1,

Explanation:
Subtracting 9 from 10 we will get 1.

Question 8.
1 + 9 = 10
1 + 9 = 10,

Explanation:
Subtracting 9 from 10 we will get 1.

Question 9.
1 + 8 = 9,
1 + 8 = 9,

Explanation:
Adding 8 to 1 we will get 9.

Question 10.
8 + __1___ = 9
8 + 1 = 9,

Explanation:
Subtracting 8 from 9 we will get 1.

Question 11.
9 – 1 = 8,
9 – 1 = 8,

Explanation:
Subtracting 1 from 9 we will get 8.

Question 12.
9 – 8 = 1
9 – 8 = 1,

Explanation:
Subtracting 8 from 9 we will get 1.

Question 13.
8 + 1 = 9
8 + 1 = 9,

Explanation:
Subtracting 1 from 9 we will get 8.

Question 14.
4 + 4 = 8
4 + 4 = 8,

Explanation:
Adding 4 to 4 we will get 8.

Question 15.
8 – 4 = 4
8 – 4 = 4,

Explanation:
Subtracting 4 from 8 we will get 4.

Question 16.
2 + 6 = 8
2 + 6 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 17.
8 = 6 + 2
8 = 6 + 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 18.
8 – 2 = 6
8 – 2 = 6,

Explanation:
Subtracting 2 from 8 we will get 6.

Question 19.
2 + 7 = 9
2 + 7 = 9,

Explanation:
Adding 7 to 2 we will get 9.

Question 20.
9 = 7 + 2
9 = 7 + 2,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 21.
9 – 7 = 2
9 – 7 = 2,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 22.
8 = __6__ + 2
8 = 6 + 2,

Explanation:
Subtracting 2 from 8 we will get 6.

Question 23.
8 – 6 = 2
8 – 6 = 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 24.
3 + 6 = 9
3 + 6 = 9,

Explanation:
Adding 6 to 3 we will get 9.

Question 25.
9 = 6 + 3
9 = 6 + 3,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 26.
9 – 6 = 3
9 – 6 = 3,

Explanation:
Subtracting 6 from 9 we will get 3.

Question 27.
9 = __6__ + 3
9 = 6 + 3,

Explanation:
Subtracting 3 from 9 we will get 6.

Question 28.
3 = 9 – 6
3 = 9 – 6,

Explanation:
Subtracting 3 from 9 we will get 6.

Question 29.
9 – 5 = ___10____ – 6
9 – 5 = 10 – 6,

Explanation:
Subtracting 5 from 9 we will get 4,
Adding 6 to 4 we will get 10,
So 9 – 5 = 10 – 6.

Question 30.
9 – 7 = 8 – 6
9 – 7 = 8 – 6,

Explanation:
Subtracting 6 from 8 we will get 2,
Adding 7 to 2 we will get 9,
So 9 – 7 = 8 – 6.

B
Write the unknown number. Pay attention to the symbols.

Question 1.
9 + 1 = 10
9 + 1 = 10,

Explanation:
Adding 1 to 9 we will get 10.

Question 2.
1 + ___9__ = 10
1 + 9 = 10,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 3.
10 – 1 = 9
10 – 1 = 9,

Explanation:
Subtracting 1 from 10 we will get 9.

Question 4.
10 – 9 = 1
10 – 9 = 1,

Explanation:
Subtracting 9 from 10 we will get 1.

Question 5.
1 + 9 = 10
1 + 9 = 10,

Explanation:
Subtracting 9 from 10 we will get 1.

Question 6.
1 + 7 = 8
1 + 7 = 8,

Explanation:
Adding 7 to 1 we will get 8.

Question 7.
7 + __1___ = 8
7 + 1 = 8,

Explanation:
Subtracting 7 from 8 we will get 1.

Question 8.
8 – 1 = 7
8 – 1 = 7,

Explanation:
Subtracting 1 from 8 we will get 7.

Question 9.
8 – 7 = 1
8 – 7 = 1,

Explanation:
Subtracting 7 from 8 we will get 1.

Question 10.
7 + 1 = 8
7 + 1 = 8,

Explanation:
Subtracting 1 from 8 we will get 7.

Question 11.
2 + 8 = 10
2 + 8 = 10,

Explanation:
Adding 8 to 2 we will get 10.

Question 12.
2 + __8___ = 10
2 + 8 = 10,

Explanation:
Subtracting 2 from 10 we will get 8.

Question 13.
10 – 2 = 8
10 – 2 = 8,

Explanation:
Subtracting 2 from 10 we will get 8.

Question 14.
10 – 8 = 2
10 – 8 = 2,

Explanation:
Subtracting 8 from 10 we will get 2.

Question 15.
2 + 8 = 10
2 + 8 = 10,

Explanation:
Subtracting 8 from 10 we will get 2.

Question 16.
3 + 5 = 8
3 + 5 = 8,

Explanation:
Adding 5 to 3 we will get 8.

Question 17.
8 = 5 + 3
8 = 5 + 3,

Explanation:
Subtracting 5 from 8 we will get 3.

Question 18.
8 – 3 = 5
8 – 3 = 5,

Explanation:
Subtracting 3 from 8 we will get 5.

Question 19.
2 + 6 = 8
2 + 6 = 8,

Explanation:
Adding 6 to 2 we will get 8.

Question 20.
8 = 6 + 2
8 = 6 + 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 21.
8 – 6 = 2
8 – 6 = 2,

Explanation:
Subtracting 6 from 8 we will get 2.

Question 22.
2 + 7 = 9
2 + 7 = 9,

Explanation:
Adding 7 to 2 we will get 9.

Question 23.
9 = __7__ + 2
9 = 7 + 2,

Explanation:
Subtracting 2 from 9 we will get 7.

Question 24.
9 – 7 = 2
9 – 7 = 2,

Explanation:
Subtracting 7 from 9 we will get 2.

Question 25.
4 + 5 = 9
4 + 5 = 9,

Explanation:
Adding 5 to 4 we will get 9.

Question 26.
9 = 5 + 4
9 = 5 + 4,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 27.
9 – 5 = 4
9 – 5 = 4,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 28.
5 = 9 – 4
5 = 9 – 4,

Explanation:
Subtracting 5 from 9 we will get 4.

Question 29.
9 – 6 = __8__ – 5
9 – 6 = 8 – 5,

Explanation:
Subtracting 6 from 9 we will get 3,
Adding 5 to 3 we will get 8,
So 9 – 6 = 8 – 5.

Question 30.
8 – 6 = 9 – 7
8 – 6 = 9 – 7,

Explanation:
Subtracting 7 from 9 we will get 2,
Adding 6 to 2 we will get 8,
So 8 – 6 = 9 – 7.

### Eureka Math Grade 1 Module 5 Lesson 1 Problem Set Answer Key

Question 1.
Circle the shapes that have 5 straight sides.

Explanation:
Circled the shapes that have 5 straight sides
as shown above.

Question 2.
Circle the shapes that have no straight sides.

Explanation:
Circled the shapes that have no straight sides
as shown above.

Question 3.
Circle the shapes where every corner is a square corner.

Explanation:
Circled the shape where every corner is a
square corner as shown above.

Question 4.
a. Draw a shape that has 3 straight sides.
b. Draw another shape with 3 straight sides
that is different from 4(a) and from the ones above.
a.

Explanation:
Drawn a shape that has 3 straight sides
as shown above.

b.

Explanation:
Drawn another shape with 3 straight sides
that is different from 4(a) and from the ones
above as shown.

Question 5.
Which attributes, or characteristics, are the same
for all of the shapes in Group A?
GROUP A

They all ____have 3 sides______________________.
They all _____have 3 corners___________________.
They all have 3 sides and
they all have 3 corners,

Explanation:
Attributes, or characteristics, are the same
for all of the shapes in Group A are
They all have 3 sides and
they all have 3 corners.

Question 6.
Circle the shape that best fits with Group A.

Explanation:
Circled the shape that best fits with
Group A as shown above.

Question 7.
Draw 2 more shapes that would fit in Group A.

Explanation:
Drawn 2 more shapes that would fit in Group A as
they all have 3 sides and they all have 3 corners
as shown above.

Question 8.
Draw 1 shape that would not fit in Group A.

Explanation:
Drawn 1 shape that would not fit in Group A
as it has 4 sides and 4 corners as shown above.

### Eureka Math Grade 1 Module 5 Lesson 1 Exit Ticket Answer Key

Question 1.
How many corners and straight sides does each of
the shapes below have?
a.

_____3_____ corners
_____3____ straight sides,

Explanation:
Given shape has 3 corners and 3 straight sides.

b.

_____4_____ corners
_____4_____ straight sides,

Explanation:
Given shape has 4 corners and 4 straight sides.

c.

_____0_____ corners
_____0_____ straight sides
0 corners,
0 straight sides,

Explanation:
Given shape has 0 corners and 0 straight sides.

Question 2.
Look at the sides and corners of the shapes in each row.
a. Cross off the shape that does not have the same
number of sides and corners.

b. Cross off the shape that does not have the same
kind of corners as the other shapes.

a. All have the same number of sides and corners,

Explanation:
Looking at the sides and corners of the shapes in each row.
the shape has the same number of sides and corners.

b. All have the same number of sides and corners,

Explanation:
Looking at the sides and corners of the shapes in each row.
the shape has the same number of sides and corners.

### Eureka Math Grade 1 Module 5 Lesson 1 Homework Answer Key

Question 1.
Circle the shapes that have 3 straight sides.

Explanation:
Circled the shapes that have 3 straight sides
as shown above.

Question 2.
Circle the shapes that have no corners.

Explanation:
Circled the shapes that have no corners
as shown above.

Question 3.
Circle the shapes that have only square corners.

Explanation:
Circled the shapes that have only square corners
as shown above.

Question 4.
a. Draw a shape that has 4 straight sides.
b. Draw another shape with 4 straight sides that is
different from 4(a) and from the ones above.
a.
Explanation:
Drawn a shape that has 4 straight sides as shown above,
b.

Explanation:
Drawn another shape with 4 straight sides that is
different from 4(a) and from the ones above as shown.

Question 5.
Which attributes, or characteristics, are the same for
all of the shapes in Group A?
GROUP A

They all _______have 4 sides_________.
They all _______have 4 corners_______.
They all have 4 sides and
they all have 4 corners,

Explanation:
Attributes, or characteristics, are the same
for all of the shapes in Group A are
They all have 4 sides and
they all have 4 corners.

Question 6.
Circle the shape that best fits with Group A.

Explanation:
Circled the shape that best fits with Group A
as shown above.

Question 7.
Draw 2 more shapes that would fit in Group A.