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 118. Then go − 10 − 100 + 10. Where do you end?
Answer: ______________
2Start at 846. Then go + 10 − 10 + 10. Where do you end?
Answer: ______________
3? − 10 = 226
Answer: ______________
4Start at 568. Then go − 100 + 10 + 100. Where do you end?
Answer: ______________
5Start at 615. Then go − 10 + 100 + 10. Where do you end?
Answer: ______________
6? + 100 = 765
Answer: ______________
7What is 100 more than 364?
Answer: ______________
8Start at 642. Then go + 10 − 10 + 100. Where do you end?
Answer: ______________
9What is 100 less than 625?
Answer: ______________
10? + 10 = 519
Answer: ______________
11Start at 789. Then go + 100 + 10 − 10. Where do you end?
Answer: ______________
12Start at 182. Then go − 100 + 10 + 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 18
- 2. 856
- 3. 236
- 4. 578
- 5. 715
- 6. 665
- 7. 464
- 8. 742
- 9. 525
- 10. 509
- 11. 889
- 12. 102
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred