Students can use the Spectrum Math Grade 3 Answer Key Chapter 2 Lesson 2.1 Adding 2-Digit Numbers as a quick guide to resolve any of their doubts
Spectrum Math Grade 3 Chapter 2 Lesson 2.1 Adding 2-Digit Numbers Answers Key
Add.
Question 1.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Question 2.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Question 3.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Question 4.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Question 5.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Question 6.
a.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
b.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
c.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
d.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
e.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
f.
Answer:
First add the numbers in ones place and then add the numbers in tens place which gives the result as shown below.
Solve each problem.
Question 1.
Sarah earned 58 dollars last week from her paper route. This week she earned 7 dollars. How much money did she earn for both weeks combined?
She earned _________ dollars last week.
She earned __________ dollars this week.
She earned __________ dollars for both weeks combined.
Answer:
Number of dollars She earned in last week = 58
Number of dollars she earned in this week = 7
Number of dollars she earned for both weeks combined = 58 + 7 = 65
Question 2.
Eduardo has 72 dollars in his savings account. How much money will be in his savings account if he deposits 43 dollars today?
He has __________ dollars.
He will deposit __________ dollars.
He will have a total of ___________ dollars in his savings account.
Answer:
Initially, Number of dollars that Eduardo contain in savings account = 72
Number of dollars that Eduardo contain in savings account when he deposited today = 43
Total number of dollars =?
He will have 115 dollars in his savings account.
Question 3.
Flo read a book with 92 pages. Sofia read a book with 87 pages. How many pages did they both read?
Flo read _____ pages.
Sofia read ____ pages.
Together they read ____ pages.
Answer:
Number of pages read by Flo = 92
Number of pages read by Sofia = 87
Number of pages read by both = ?
Together they read 179 pages.
Question 4.
At the wedding reception there were 77 adults and 52 children. How many people were at the wedding reception?
There were __________ adults.
There were ________ children.
There were ____ people at the wedding reception.
Answer:
Number of adults = 77
Number of children = 52
Total number of people in the wedding reception =?
Therefore, 129 people are at wedding reception.