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: ____________
1Start at 396. Then go − 10 + 100 − 100. Where do you end?
Answer: ______________
2Start at 368. Then go + 100 − 10 + 10. Where do you end?
Answer: ______________
3Start at 375. Then go + 100 + 10 − 10. Where do you end?
Answer: ______________
4Start at 263. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
5Start at 126. Then go − 10 + 10 + 10. Where do you end?
Answer: ______________
6What is 10 more than 680?
Answer: ______________
7Start at 754. Then go + 10 − 10 + 10. Where do you end?
Answer: ______________
8What is 10 more than 463?
Answer: ______________
9What is 100 more than 224?
Answer: ______________
10? + 10 = 233
Answer: ______________
11? − 100 = 649
Answer: ______________
12? − 10 = 333
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 386
- 2. 468
- 3. 475
- 4. 163
- 5. 136
- 6. 690
- 7. 764
- 8. 473
- 9. 324
- 10. 223
- 11. 749
- 12. 343
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred