Students can use the Spectrum Math Grade 3 Answer Key Chapter 3 Lesson 3.4 Subtracting to 4 Digits as a quick guide to resolve any of their doubts
Spectrum Math Grade 3 Chapter 3 Lesson 3.4 Subtracting to 4 Digits Answers Key
Subtract the ones.
Rename 4 hundreds and 3 tens as “3 hundreds and 13 tens.” Subtract the tens.
Rename 5 thousands and 3 hundreds as “4 thousands and 13 hundreds.” Subtract the hundreds.
Subtract the thousands.
Subtract.
Question 1.
a.
Answer:
The difference between the numbers 9865 and 2382 is 7483,
Explanation:
Subtract the ones.
Rename 8 hundreds and 6 tens as “7 hundreds and 16 tens.” Subtract the tens.
Subtract the hundreds.
Subtract the thousands.
b.
Answer:
The difference between the numbers 9865 and 2382 is 7483,
Explanation:
Subtract the ones.
Rename 5 hundreds and 2 tens as “4 hundreds and 12 tens.” Subtract the tens.
Rename 7 thousands and 4 hundreds as “6 thousands and 14 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
c.
Answer:
The difference between the numbers 8654 and 3993 is 4661,
Explanation:
Subtract the ones.
Rename 6 hundreds and 5 tens as “5 hundreds and 15 tens.” Subtract the tens.
Rename 8 thousands and 5 hundreds as “7 thousands and 15 hundreds.” Subtract the hundreds.
Subtract the thousands.
d.
Answer:
The difference between the numbers 1925 and 183 is 1742,
Explanation:
Subtract the ones.
Rename 9 hundreds and 2 tens as “8 hundreds and 12 tens.” Subtract the tens.
Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
e.
Answer:
The difference between the numbers 1876 and 982 is 894,
Explanation:
Subtract the ones.
Rename 8 hundreds and 7 tens as “7 hundreds and 17 tens.” Subtract the tens.
Rename 1 thousands and 7 hundreds as “0 thousands and 17 hundreds.” Subtract the hundreds.
Question 2.
a.
Answer:
The difference between the numbers 5473 and 3591 is 1882,
Explanation:
Subtract the ones.
Rename 4 hundreds and 7 tens as “3 hundreds and 17 tens.” Subtract the tens.
Rename 5 thousands and 3 hundreds as “4 thousands and 13 hundreds.” Subtract the hundreds.
Subtract the thousands.
b.
Answer:
The difference between the numbers 8762 and 682 is 8080,
Explanation:
Subtract the ones.
Rename 7 hundreds and 6 tens as “6 hundreds and 16 tens.” Subtract the tens.
Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
c.
Answer:
The difference between the numbers 7945 and 963 is 6982,
Explanation:
Subtract the ones.
Rename 9 hundreds and 4 tens as “8 hundreds and 14 tens.” Subtract the tens.
Rename 7 thousands and 8 hundreds as “6 thousands and 18 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
d.
Answer:
The difference between the numbers 8654 and 772 is 7882,
Explanation:
Subtract the ones.
Rename 6 hundreds and 5 tens as “5 hundreds and 15 tens.” Subtract the tens.
Rename 8 thousands and 5 hundreds as “7 thousands and 15 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
e.
Answer:
The difference between the numbers 7846 and 3974 is 3872,
Explanation:
Subtract the ones.
Rename 8 hundreds and 4 tens as “7 hundreds and 14 tens.” Subtract the tens.
Rename 7 thousands and 7 hundreds as “6 thousands and 17 hundreds.” Subtract the hundreds.
Subtract the thousands.
Question 3.
a.
Answer:
The difference between the numbers 6932 and 2840 is 4092,
Explanation:
Subtract the ones.
Rename 9 hundreds and 3 tens as “8 hundreds and 13 tens.” Subtract the tens.
Subtract the hundreds.
Subtract the thousands.
b.
Answer:
The difference between the numbers 1389 and 794 is 595,
Explanation:
Subtract the ones.
Rename 3 hundreds and 8 tens as “2 hundreds and 18 tens.” Subtract the tens.
Rename 1 thousands and 2 hundreds as “0 thousands and 12 hundreds.” Subtract the hundreds.
c.
Answer:
The difference between the numbers 2545 and 963 is 1582,
Explanation:
Subtract the ones.
Rename 5 hundreds and 4 tens as “4 hundreds and 14 tens.” Subtract the tens.
Rename 2 thousands and 4 hundreds as “1 thousand and 14 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
d.
Answer:
The difference between the numbers 7863 and 2572 is 5291,
Explanation:
Subtract the ones.
Rename 8 hundreds and 6 tens as “7 hundreds and 16 tens.” Subtract the tens.
Subtract the hundreds.
Subtract the thousands.
e.
Answer:
The difference between the numbers 8121 and 640 is 7481,
Explanation:
Subtract the ones.
Rename 1 hundreds and 2 tens as “0 hundreds and 12 tens.” Subtract the tens.
Rename 8 thousands and 0 hundreds as “7 thousands and 10 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
Question 4.
a.
Answer:
The difference between the numbers 7865 and 974 is 6891,
Explanation:
Subtract the ones.
Rename 8 hundreds and 6 tens as “7 hundreds and 16 tens.” Subtract the tens.
Rename 7 thousands and 7 hundreds as “6 thousands and 17 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
b.
Answer:
The difference between the numbers 3456 and 661 is 2795,
Explanation:
Subtract the ones.
Rename 4 hundreds and 5 tens as “3 hundreds and 15 tens.” Subtract the tens.
Rename 3 thousands and 3 hundreds as “2 thousands and 13 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
c.
Answer:.
The difference between the numbers 7982 and 490 is 7492,
Explanation:
Subtract the ones.
Rename 9 hundreds and 8 tens as “8 hundreds and 18 tens.” Subtract the tens.
Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
d.
Answer:
The difference between the numbers 8163 and 4670 is 3493,
Explanation:
Subtract the ones.
Rename 1 hundreds and 6 tens as “0 hundreds and 16 tens.” Subtract the tens.
Rename 8 thousands and 0 hundreds as “7 thousands and 10 hundreds.” Subtract the hundreds.
Subtract the thousands.
e.
Answer:
The difference between the numbers 4325 and 1534 is 2791,
Explanation:
Subtract the ones.
Rename 3 hundreds and 2 tens as “2 hundreds and 12 tens.” Subtract the tens.
Rename 4 thousands and 2 hundreds as “3 thousands and 12 hundreds.” Subtract the hundreds.
Subtract the thousands.
Question 5.
a.
Answer:
The difference between the numbers 9876 and 985 is 8891,
Explanation:
Subtract the ones.
Rename 8 hundreds and 7 tens as “7 hundreds and 17 tens.” Subtract the tens.
Rename 9 thousands and 7 hundreds as “8 thousands and 17 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
b.
Answer:
The difference between the numbers 8716 and 5823 is 2893,
Explanation:
Subtract the ones.
Rename 7 hundreds and 1 tens as “6 hundreds and 11 tens.” Subtract the tens.
Rename 8 thousands and 6 hundreds as “7 thousands and 16 hundreds.” Subtract the hundreds.
Subtract the thousands.
c.
Answer:
The difference between the numbers 5432 and 3651 is 1781,
Explanation:
Subtract the ones then Rename 4 hundreds and 3 tens as “3 hundreds and 13 tens.” Subtract the tens.
Rename 5 thousands and 3 hundreds as “4 thousands and 13 hundreds.” Subtract the hundreds.
Subtract the thousands.
d.
Answer:
The difference between the numbers 3287 and 395 is 2892,
Explanation:
Subtract the ones.
Rename 2 hundreds and 8 tens as “1 hundred and 18 tens.” Subtract the tens.
Rename 3 thousands and 1 hundred as “2 thousands and 11 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
e.
Answer:
The difference between the numbers 7805 and 164 is 7641,
Explanation:
Subtract the ones.
Rename 8 hundreds and 0 tens as “7 hundreds and 10 tens.” Subtract the tens.
Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
Question 6.
a.
Answer:
The difference between the numbers 5439 and 767 is 4672,
Explanation:
Subtract the ones.
Rename 4 hundreds and 3 tens as “3 hundreds and 13 tens.” Subtract the tens.
Rename 5 thousands and 3 hundreds as “4 thousands and 13 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
b.
Answer:
The difference between the numbers 4321 and 841 is 3480,
Explanation:
Subtract the ones.
Rename 3 hundreds and 2 tens as “2 hundreds and 12 tens.” Subtract the tens.
Rename 4 thousands and 2 hundreds as “3 thousands and 12 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
c.
Answer:
The difference between the numbers 7865 and 974 is 6891,
Explanation:
Subtract the ones.
Rename 8 hundreds and 6 tens as “7 hundreds and 16 tens.” Subtract the tens.
Rename 7 thousands and 7 hundreds as “6 thousands and 17 hundreds.” Subtract the hundreds.
As there is no thousands place digit in the second number consider it to be zero and then subtract the thousands.
d.
Answer:
The difference between the numbers 7976 and 4682 is 3294,
Explanation:
Subtract the ones.
Rename 9 hundreds and 7 tens as “8 hundreds and 17 tens.” Subtract the tens.
Subtract the hundreds.
Subtract the thousands.
e.
Answer:
The difference between the numbers 5439 and 866 is 4573,
Explanation:
Subtract the ones.
Rename 4 hundreds and 3 tens as “3 hundreds and 13 tens.” Subtract the tens.
Rename 5 thousands and 3 hundreds as “4 thousands and 13 hundreds.” Subtract the hundreds.
Subtract the thousands.
