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Common Core Mathematics Practice for Grade 3

Name: ____________________________________

Standard: CCSS.Math.Content.3.NBT.A.2

 
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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