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 689. Then go − 100 + 10 + 100. Where do you end?
Answer: ______________
2? + 10 = 623
Answer: ______________
3Start at 626. Then go + 100 + 10 + 10. Where do you end?
Answer: ______________
4Start at 160. Then go + 100 − 10 − 100. Where do you end?
Answer: ______________
5Start at 482. Then go − 100 + 10 − 10. Where do you end?
Answer: ______________
6Start at 290. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
7What is 100 less than 497?
Answer: ______________
8Start at 581. Then go + 100 + 10 − 100. Where do you end?
Answer: ______________
9What is 10 more than 177?
Answer: ______________
10What is 10 more than 712?
Answer: ______________
11? + 10 = 392
Answer: ______________
12Start at 408. Then go + 100 + 10 − 100. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 699
- 2. 613
- 3. 746
- 4. 150
- 5. 382
- 6. 410
- 7. 397
- 8. 591
- 9. 187
- 10. 722
- 11. 382
- 12. 418
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred