Kindergarten · Operations and Algebraic Thinking

CCSS.MATH.CONTENT.K.OA.A.3

Decompose numbers less than or equal to 10 into pairs in more than one way, e.g., by using objects or drawings, and record each decomposition by a drawing or equation (e.g., 5 = 2 + 3 and 5 = 4 + 1).

Read this standard on the official Common Core site

Lessons that teach this standard

• Making Ten and Breaking Numbers Apart

  Kindergarten number sense: break numbers up to 10 into two parts in more than one way, and find the number that makes 10 with any number from 1 to 9.