This handy Spectrum Math Grade 4 Answer Key Chapter 3 Lesson 3.7 Adding 4- and 5-Digit Numbers provides detailed answers for the workbook questions.
Spectrum Math Grade 4 Chapter 3 Lesson 3.7 Adding 4- and 5-Digit Numbers Answers Key
Add.
Question 1.
a.
Answer:
Addition of 4301 with 7256 then you get 11557.
Explanation:
Add the ones:
By adding 1 with 6 we get 7.
Add the tens:
By adding 0 with 5 we get 5.
Add the hundreds:
By adding 3 with 2 we get 5.
Add the thousands:
By adding 4 with 7 we get 11.
b.
Answer:
Addition of 23125 with 1150 then you get 24275.
Explanation:
Add the ones:
By adding 5 with 0 we get 5.
Add the tens:
By adding 2 with 5 we get 7.
Add the hundreds:
By adding 1 with 1 we get 2.
Add the thousands:
By adding 3 with 1 we get 4.
Add the ten thousands:
By adding 2 with 0 we get 2.
c.
Answer:
Addition of 7372 with 1727 then you get 9099.
Explanation:
Add the ones:
By adding 2 with 7 we get 9.
Add the tens:
By adding 7 with 2 we get 9.
Add the hundreds:
By adding 3 with 7 we get 10. So, add 1 to the thousands place.
Add the thousands:
By adding 1, 7 and 1 we get 9.
d.
Answer:
Addition of 74323 with 28057 then you get 102380.
Explanation:
Add the ones:
By adding 3 with 7 we get 10.
Add the tens:
By adding 1, 2 and 5 we get 8.
Add the hundreds:
By adding 3 with 0 we get 3.
Add the thousands:
By adding 4 with 8 we get 12.
Add the ten thousands:
By adding 1, 7 and 2 we get 10.
e.
Answer:
Addition of 2248 with 1184 then you get 3432.
Explanation:
Add the ones:
By adding 8 with 4 we get 12. So, add 1 to the tens place.
Add the tens:
By adding 1, 4 and 8 we get 13. So, add 1 to the hundreds place.
Add the hundreds:
By adding 1, 2 and 1 we get 4.
Add the thousands:
By adding 2 with 1 we get 3.
Question 2.
a.
Answer:
Addition of 23703 with 6147 then you get 29650.
Explanation:
Add the ones:
By adding 3 with 7 we get 10. So add 1 to the tens place.
Add the tens:
By adding 1, 0 and 4 we get 5.
Add the hundreds:
By adding 7 with 1 we get 8.
Add the thousands:
By adding 3 with 6 we get 9.
Add the ten thousands:
By adding 2 with 0 we get 2.
b.
Answer:
Addition of 9100 with 3498 then you get 12590.
Explanation:
Add the ones:
By adding 0 with 8 we get 8.
Add the tens:
By adding 0 with 9 we get 9.
Add the hundreds:
By adding 1 with 4 we get 5.
Add the thousands:
By adding 9 with 3 we get 12.
c.
Answer:
Addition of 13788 with 9093 then you get 22881.
Explanation:
Add the ones:
By adding 8 with 3 we get 11. So add 1 to the tens place.
Add the tens:
By adding 1, 8 and 9 we get 18. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 7 and 0 we get 8.
Add the thousands:
By adding 9 with 3 we get 12. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1 with 1 we get 2.
d.
Answer:
Addition of 5009 with 5009 then you get 10018.
Explanation:
Add the ones:
By adding 9 with 9 we get 18. So add 1 to the tens place.
Add the tens:
By adding 1, 0 and 0 we get 1.
Add the hundreds:
By adding 0 with 0 we get 0.
Add the thousands:
By adding 5 with 5 we get 10.
e.
Answer:
Addition of 10735 with 5781 then you get 16516.
Explanation:
Add the ones:
By adding 5 with 1 we get 6.
Add the tens:
By adding 3 with 8 we get 11. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 7 and 7 we get 15. So add 1 to the thousands place.
Add the thousands:
By adding 1, 0 and 5 we get 6.
Add the ten thousands:
By adding 1 with 0 we get 0.
Question 3.
a.
Answer:
Addition of 5112 with 3227 then you get 8339.
Explanation:
Add the ones:
By adding 2 with 7 we get 9.
Add the tens:
By adding 1 with 2 we get 3.
Add the hundreds:
By adding 1 with 2 we get 3.
Add the thousands:
By adding 5 with 3 we get 8
b.
Answer:
Addition of 45173 with 217 then you get 48390.
Explanation:
Add the ones:
By adding 3 with 7 we get 10. so add 1 to the tens place.
Add the tens:
By adding 1, 7 and 1 we get 9.
Add the hundreds:
By adding 1 with 2 we get 3.
Add the thousands:
By adding 5 with 3 w get 8.
Add the ten thousands:
By adding 4 with 0 we get 4.
c.
Answer:
Addition of 4880 with 2009 then you get 6889.
Explanation:
Add the ones:
By adding 0 with 9 we get 9.
Add the tens:
By adding 8 with 0 we get 8.
Add the the hundreds:
By adding 8 with 0 we get 8.
Add the thousands:
By adding 4 with 2 we get 6.
d.
Answer:
Addition of 25883 with 24458 then you get 50341.
Explanation:
Add the ones:
By adding 3 with 8 we get 11. So add 1 to the tens place.
Add the tens:
By adding 1, 8 and 5 we get 14. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 8 and 4 we get 13. So add 1 to the thousands place.
Add the thousands:
By adding 1, 5 and 4 we get 10. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1,2 and 2 we get 5.
e.
Answer:
Addition of 82048 with 8953 then you get 91001.
Explanation:
Add the ones:
By adding 8 with 3 we get 11.
Add the tens:
By adding 1, 4 and 5 we get 10. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 0 and 9 we get 10. So add 1 to the thousands place.
Add the thousands:
By adding 1, 2 and 8 we get 11. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1 with 8 we get 9.
Question 4.
a.
Answer:
Addition of 10738 with 1327 then you get 12065.
Explanation:
Add the ones:
By adding 8 with 7 we get 15. So add 1 to the tens place.
Add the tens:
By adding 1, 3 and 2 we get 6.
Add the hundreds:
By adding 7 with 3 we get 10. So add 1 to the thousands place.
Add the thousands:
By adding 1, 0 and 1 we get 2.
Add the ten thousands:
By adding 1 with 0 we get 1.
b.
Answer:
Addition of 8327 with 2735 then you get 10062.
Explanation:
Add the ones:
By adding 7 with 5 we get 12. So, add 1 to the tens place.
Add the tens:
By adding 1, 2 and 3 we get 6.
Add the hundreds:
By adding 3 with 7 we get 10. So, add 1 to the thousands place.
Add the thousands:
By adding 1, 8 and 2 we get 10.
c.
Answer:
Addition of 64576 with 13610 then you get 78186.
Explanation:
Add the ones:
By adding 6 with 0 we get 6.
Add the tens:
By adding 7 with 1 we get 8.
Add the hundreds:
By adding 5 with 6 we get 11. So, add 1 to the thousands place.
Add the thousands:
By adding 1, 4 and 3 we get 8.
Add the ten thousands:
By adding 6 with 1 we get 7.
d.
Answer:
Addition of 7993 with 6814 then you get 14807.
Explanation:
Add the ones:
By adding 3 with 4 we get 7.
Add the tens:
By adding 9 with 1 we get 10. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 9 and 8 we get 18. So add 1 to the thousands place.
Add the thousands:
By adding 1, 7 and 6 we get 14.
e.
Answer:
Addition of 23230 with 17075 then you get 40305.
Explanation:
Add the ones:
By adding 0 with 5 we get 5.
Add the tens:
By adding 3 with 7 we get 10. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 2 and 0 we get 3.
Add the thousands:
By adding 3 with 7 we get 10. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1, 2 and 1 we get 4.
Question 5.
a.
Answer:
Addition of 2376 with 1484 then you get 3860.
Explanation:
Add the ones:
By adding 6 with 4 we get 10. So add 1 to the tens place.
Add the tens:
By adding 1, 7 and 8 we get 16. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 3 and 4 we get 8.
Add the thousands:
By adding 2 with 1 we get 3.
b.
Answer:
Addition of 33782 with 5118 then you get 38900.
Explanation:
Add the ones:
By adding 2 with 8 we get1 0. So add 1 to the tens place.
Add the tens:
By adding 1, 8 and 1 we get 10. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 7 and 1 we get 9.
Add the thousands:
By adding 3 with 5 we get 8.
Add the ten thousand:
By adding 3 with 0 we get 3.
c.
Answer:
Addition of 9109 with 3701 then you get 13810.
Explanation:
Add the ones:
By adding 9 with 1 we get 10. So add 1 to the tens place.
Add the tens:
By adding 1, 0 and 0 we get 1.
Add the hundreds:
By adding 1 with 7 we get 8.
Add the thousands:
By adding 9 with 4 we get 13.
d.
Answer:
Addition of 40119 with 25118 then you get 65237.
Explanation:
Add the ones:
By adding 9 with 8 we get 17. So add 1 to the tens place.
Add the tens:
By adding 1, 1 and 1 we get 3.
Add the hundreds:
By adding 1 with 1 we get 2.
Add the thousands:
By adding 0 with 5 we get 5.
Add the ten thousand:
By adding 4 with 2 we get 6.
e.
Answer:
Addition of 7594 with 3505 then you get 11099.
Explanation:
Add the ones:
By adding 4 with 5 we get 9.
Add the tens:
By adding 9 with 0 we get 9.
Add the hundreds:
By adding 5 with 5 we get 10. So add 1 to the thousands place.
Add the thousands:
By adding 1, 7 and 3 we get 11.
Question 6.
a.
Answer:
Addition of 14157 with 3352 then you get 17509.
Explanation:
Add the ones:
By adding 7 with 2 we get 9.
Add the tens:
By adding 5 with 5 we get 10. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 1 and 3 we get 5.
Add the thousands:
By adding 4 with 3 we get 7.
Add the ten thousand:
By adding 1 with 0 we get 1.
b.
Answer:
Addition of 5213 with 3004 then you get 8217.
Explanation:
Add the ones:
By adding 3 with 4 we get 7.
Add the tens:
By adding 1 with 0 we get 1.
Add the hundreds:
By adding 2 with 0 we get 2.
Add the thousands:
By adding 5 with 3 we get 8.
c.
Answer:
Addition of 32705 with 18805 then you get 41510.
Explanation:
Add the ones:
By adding 5 with 5 we get 10. So add 1 to the tens place.
Add the tens:
By adding 1, 0 and 0 we get 1.
Add the hundreds:
By adding 7 with 8 we get 15. So add 1 to the thousands place.
Add the thousands:
By adding 1, 2 and 8 we get 11. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1, 3 and 1 we get 5
d.
Answer:
Addition of 2484 with 1555 then you get 4039.
Explanation:
Add the ones:
By adding 4 with 5 we get 9.
Add the tens:
By adding 8 with 5 we get 13. So add 1 to the hundreds place.
Add the hundreds:
By adding 1, 4 and 5 we get 10. So add 1 to the thousands place.
Add the thousands:
By adding 1, 2 and 1 we get 4.
e.
Answer:
Addition of 15978 with 14605 then you get 30503.
Explanation:
Add the ones:
By adding 8 with 5 we get 13. So add 1 to the tens place.
Add the tens:
By adding 1, 7 and 0 we get 8.
Add the hundreds:
By adding 9 with 6 we get 15. So, add 1 to the thousands place.
Add the thousands:
By adding 1, 5 and 4 we get 10. So add 1 to the ten thousands place.
Add the ten thousands:
By adding 1, 1 and 1 we get 3.