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: ____________
1What is 100 more than 385?
Answer: ______________
2Start at 810. Then go − 100 − 10 + 100. Where do you end?
Answer: ______________
3? + 10 = 770
Answer: ______________
4Start at 828. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
5Start at 147. Then go + 100 + 10 − 10. Where do you end?
Answer: ______________
6Start at 251. Then go + 100 + 10 − 100. Where do you end?
Answer: ______________
7Start at 586. Then go − 10 − 100 + 100. Where do you end?
Answer: ______________
8Start at 792. Then go + 10 + 100 − 10. Where do you end?
Answer: ______________
9Start at 877. Then go − 10 + 100 + 10. Where do you end?
Answer: ______________
10Start at 849. Then go − 100 + 10 − 10. Where do you end?
Answer: ______________
11Start at 461. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
12Start at 526. Then go − 100 − 10 + 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 485
- 2. 800
- 3. 760
- 4. 948
- 5. 247
- 6. 261
- 7. 576
- 8. 892
- 9. 977
- 10. 749
- 11. 361
- 12. 426
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred