Common Core Mathematics Practice for Grade 3
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Description: Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
Worksheet 1265 - Add two three-digit numbers so that the total is within 1000:
1. 709 + 253 = |
6. 179 + 561 = |
2. 314 + 342 = |
7. 843 + 143 = |
3. 686 + 219 = |
8. 334 + 363 = |
4. 848 + 111 = |
9. 263 + 419 = |
5. 566 + 290 = |
10. 688 + 267 = |
Printable #: 1265-CCSS.Math.Content.3.NBT.A.2
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