3.MD.C.7c

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

 
2 Lesson(s)
   

Area and Perimeter Review Using Legos - Days 1-5

3rd Grade Math » Unit: Review for Testing
3rd Grade Math » Unit: Review for Testing
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students calculate area, build areas to a given amount, and calculate the perimeter with the use of Legos.

 
Favorites (5)
 
Resources (5)
legos
   

Find The Array

3rd Grade Math » Unit: Multiplication 2
3rd Grade Math » Unit: Multiplication 2
Diane Siekmann
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students create arrays with two different colors of tiles and they will begin to use the distributive property of multiplication for their array.

 
Favorites (5)
 
Resources (11)
 
Reflections (1)
crayons
Common Core Math
 
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