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 = 111
Answer: ______________
2What is 100 less than 238?
Answer: ______________
3Start at 136. Then go − 10 − 100 + 10. Where do you end?
Answer: ______________
4Start at 662. Then go + 10 + 10 − 100. Where do you end?
Answer: ______________
5? − 10 = 350
Answer: ______________
6Start at 380. Then go + 10 − 10 − 100. Where do you end?
Answer: ______________
7? + 10 = 679
Answer: ______________
8? + 10 = 589
Answer: ______________
9What is 100 more than 146?
Answer: ______________
10Start at 369. Then go − 10 + 10 − 100. Where do you end?
Answer: ______________
11Start at 142. Then go + 10 + 10 − 10. Where do you end?
Answer: ______________
12What is 100 less than 696?
Answer: ______________
Answer key: 10 or 100 more or less
- 1. 211
- 2. 138
- 3. 36
- 4. 582
- 5. 360
- 6. 280
- 7. 669
- 8. 579
- 9. 246
- 10. 269
- 11. 152
- 12. 596
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/number-ten-hundred