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 797. Then go + 10 − 100 + 100. Where do you end?
Answer: ______________
2Start at 622. Then go − 100 + 10 + 100. Where do you end?
Answer: ______________
3Start at 648. Then go + 10 + 100 + 10. Where do you end?
Answer: ______________
4Start at 362. Then go + 10 + 100 − 100. Where do you end?
Answer: ______________
5? + 100 = 732
Answer: ______________
6What is 100 less than 886?
Answer: ______________
7Start at 876. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
8? + 100 = 460
Answer: ______________
9Start at 738. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
10Start at 576. Then go − 10 − 100 + 10. Where do you end?
Answer: ______________
11Start at 593. Then go + 10 − 100 − 10. Where do you end?
Answer: ______________
12Start at 491. Then go − 100 + 10 − 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 807
- 2. 632
- 3. 768
- 4. 372
- 5. 632
- 6. 786
- 7. 776
- 8. 360
- 9. 638
- 10. 476
- 11. 493
- 12. 391
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred