Compose and Decompose Numbers Math Games

In this series of games, your students will learn to compose and decompose numbers from 11 to 19 into ten ones and some further ones. The Compose and Decompose Numbers learning objective — based on CCSS and state standards — delivers improved student engagement and academic performance in your classroom, as demonstrated by research. This learning objective directly references K.NBT.A.1 as written in the common core national math standards.

Scroll down for a preview of this learning objective’s games and the concepts.

Concepts Covered

Compose and decompose numbers from 11 to 19 into ten ones and some further ones (18 = 10 + 8). Understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones. Use objects or drawings and record each composition or decomposition through a drawing or equation. 

A preview of each game in the learning objective is found below.

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