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? + 10 = 834
Answer: ______________
2Start at 835. Then go + 10 + 100 + 10. Where do you end?
Answer: ______________
3What is 10 more than 584?
Answer: ______________
4Start at 666. Then go − 10 + 10 + 10. Where do you end?
Answer: ______________
5Start at 307. Then go − 100 − 10 + 10. Where do you end?
Answer: ______________
6Start at 113. Then go + 10 − 100 + 100. Where do you end?
Answer: ______________
7Start at 821. Then go + 10 − 100 + 100. Where do you end?
Answer: ______________
8What is 10 less than 414?
Answer: ______________
9What is 100 less than 429?
Answer: ______________
10Start at 694. Then go + 10 + 10 − 100. Where do you end?
Answer: ______________
11? − 10 = 379
Answer: ______________
12Start at 318. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 824
- 2. 955
- 3. 594
- 4. 676
- 5. 207
- 6. 123
- 7. 831
- 8. 404
- 9. 329
- 10. 614
- 11. 389
- 12. 438
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred