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Demonstrates how to find the area of a rectangle using unit squares. [9:53] CCSS.Math.Content.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it. CCSS.Math.Content.3.MD.C.7.d Recognize area as additive.
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CCSS:
Adaptable
Concepts
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unit squares, ccss.math.content.3.md.c.7.a, ccss.math.content.3.md.c.7.a find the area of a rectangle with whole-number side lengths by tiling it, ccss.math.content.3.md.c.7.d, ccss.math.content.3.md.c.7.d recognize area as additive., find the area of a rectangle with whole-number side lengths by tiling it, math mammoth: area of rectangles and rectangular shapes ccss.math.content.3.md.c.7.d, array, perimeter and area of rectangles
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