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 = 27
Answer: ______________
2? + 100 = 792
Answer: ______________
3? − 10 = 573
Answer: ______________
4? − 100 = 270
Answer: ______________
5Start at 454. Then go − 10 + 100 − 100. Where do you end?
Answer: ______________
6? − 10 = 718
Answer: ______________
7Start at 584. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
8What is 10 less than 642?
Answer: ______________
9? − 10 = 258
Answer: ______________
10Start at 688. Then go − 100 + 100 + 10. Where do you end?
Answer: ______________
11Start at 607. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
12Start at 339. Then go − 100 + 100 − 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 127
- 2. 692
- 3. 583
- 4. 370
- 5. 444
- 6. 728
- 7. 704
- 8. 632
- 9. 268
- 10. 698
- 11. 507
- 12. 329
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred