πagarwalmath · 2nd grade · Common Core 2.NBT.B.8
🪜 10 or 100 more or less
Add or subtract 10 or 100 in your head
Name: ______________________Date: ____________
1What is 100 less than 765?
Answer: ______________
2Start at 509. Then go − 100 + 10 − 10. Where do you end?
Answer: ______________
3Start at 337. Then go − 100 + 100 + 10. Where do you end?
Answer: ______________
4What is 10 less than 716?
Answer: ______________
5Start at 114. Then go + 100 + 10 + 10. Where do you end?
Answer: ______________
6? − 10 = 288
Answer: ______________
7What is 10 more than 887?
Answer: ______________
8? + 10 = 469
Answer: ______________
9Start at 566. Then go + 10 + 10 − 100. Where do you end?
Answer: ______________
10Start at 595. Then go + 100 + 10 − 10. Where do you end?
Answer: ______________
11Start at 873. Then go − 10 + 10 + 100. Where do you end?
Answer: ______________
12Start at 545. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 665
- 2. 409
- 3. 347
- 4. 706
- 5. 234
- 6. 298
- 7. 897
- 8. 459
- 9. 486
- 10. 695
- 11. 973
- 12. 445
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred