CCRS – 3.MD.7c

Geometric measurement: understand concepts of area and relate to area of multiplication and addition.

Relate area to the operations of multiplication and addition. (3.MD.7)

c. Use tiling to show in a concrete case that the area of a rectangle with whole-number side lengths a and b + c is the sum of a Γ— b and a Γ— c. Use area models to represent the distributive property in mathematical reasoning. (3.MD.7c)

 

More information and the complete College and Career Readiness Standards can be found here.

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