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Addition - Three 3-Digit Numbers

There are 20 addition problems on this assignment, all of which require the addition of three three-digit numbers. All of them will require some regrouping to solve. This is terrific arithmetic practice to assign as homework. An answer key is available for your convenience.

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CCSS: Designed
Resource Details

Grade
2nd - 4th
Subjects
Math
1 more...
Resource Types
Worksheets
3 more...
Usage Permissions
Fine Print: Educational Use
Common Core

Included Materials

  • Answer Key