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 582. Then go − 100 + 10 − 10. Where do you end?
Answer: ______________
2? − 10 = 112
Answer: ______________
3Start at 414. Then go − 10 − 100 + 10. Where do you end?
Answer: ______________
4What is 100 less than 477?
Answer: ______________
5Start at 570. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
6? + 100 = 855
Answer: ______________
7Start at 332. Then go + 10 − 100 + 10. Where do you end?
Answer: ______________
8? + 10 = 435
Answer: ______________
9Start at 296. Then go + 100 + 10 + 10. Where do you end?
Answer: ______________
10? + 10 = 363
Answer: ______________
11What is 100 more than 245?
Answer: ______________
12Start at 272. Then go + 100 − 100 + 10. Where do you end?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 482
- 2. 122
- 3. 314
- 4. 377
- 5. 470
- 6. 755
- 7. 252
- 8. 425
- 9. 416
- 10. 353
- 11. 345
- 12. 282
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred