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 24298 - Balance the 3-Digit Addition Equation:
1. 439 + = 227 + 482 |
6. + 200 = 419 + 108 |
2. 280 + 472 = 495 + |
7. 375 + 469 = + 211 |
3. 526 + 158 = + 521 |
8. 816 + = 564 + 422 |
4. 717 + = 503 + 429 |
9. 263 + = 622 + 208 |
5. 178 + 282 = 257 + |
10. 367 + 270 = 307 + |
Printable #: 24298-CCSS.Math.Content.3.NBT.A.2
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