Common Core MATH 3 MD 7c Grade 3 Measurement And Data Geometric Measurement Understand Concepts Of Area And Relate Area To Multiplication And To Addition

Measurement And Data: Geometric Measurement: Understand Concepts Of Area And Relate Area To Multiplication And To Addition.

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 x b and a x c. Use area models to represent the distributive property in mathematical reasoning.