Operations and algebraic thinking

K.OA.A.4

For any number 1 to 9, find the number that makes 10 when added to it.

Practice for this standard

• Addition

  Sums within 10 through multi-digit column addition with regrouping, plus the fact fluency underneath.

  • beginner worksheet
  • intermediate worksheet
  • advanced worksheet

Official wording and the full standard: CCSS.MATH.CONTENT.K.OA.A.4

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