Common Core Teaching Resources

CCSS.MATH.CONTENT.4.MD.A.3

Apply the area and perimeter formulas for rectangles in real world and mathematical problems. For example, find the width of a rectangular room given the area of the flooring and the length, by viewing the area formula as a multiplication equation with an unknown factor.

The latest CCSS.MATH.CONTENT.4.MD.A.3 teaching resources

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