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 less than 186?
Answer: ______________
2Start at 732. Then go + 10 − 10 + 10. Where do you end?
Answer: ______________
3Start at 601. Then go − 10 + 100 + 10. Where do you end?
Answer: ______________
4Start at 340. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
5Start at 608. Then go + 10 + 100 − 100. Where do you end?
Answer: ______________
6What is 100 less than 361?
Answer: ______________
7? + 100 = 373
Answer: ______________
8Start at 696. Then go + 10 + 10 + 100. Where do you end?
Answer: ______________
9Start at 660. Then go + 10 + 10 − 100. Where do you end?
Answer: ______________
10? + 100 = 859
Answer: ______________
11? + 10 = 560
Answer: ______________
12Start at 652. Then go + 10 − 10 + 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 86
- 2. 742
- 3. 701
- 4. 240
- 5. 618
- 6. 261
- 7. 273
- 8. 816
- 9. 580
- 10. 759
- 11. 550
- 12. 662
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred