Check out this FREE Trial Lesson on Addition & Subtraction for age 3-7!

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With answer key
Interactive
  • 3-7
  • Understand data
  • Addition & Subtraction
Adding up to 1000 with Regrouping: Page 20
Adding up to 1000 with Regrouping: Page 20
Adding up to 1000 with Regrouping: Page 20
Worksheet