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: ____________
1? + 100 = 657
Answer: ______________
2Start at 654. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
3What is 100 more than 330?
Answer: ______________
4Start at 584. Then go + 10 + 10 − 100. Where do you end?
Answer: ______________
5? − 100 = 289
Answer: ______________
6Start at 313. Then go + 100 − 10 − 100. Where do you end?
Answer: ______________
7Start at 397. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
8? + 100 = 478
Answer: ______________
9Start at 852. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
10Start at 431. Then go + 100 − 100 + 10. Where do you end?
Answer: ______________
11Start at 438. Then go − 100 + 100 + 10. Where do you end?
Answer: ______________
12? + 10 = 601
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 557
- 2. 554
- 3. 430
- 4. 504
- 5. 389
- 6. 303
- 7. 297
- 8. 378
- 9. 972
- 10. 441
- 11. 448
- 12. 591
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred