1.6 grade levels of math growth in just 15 min/day!

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1.6 grade levels of math growth in just 15 min/day!

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Curriculum>Grade 3> Exr. C

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Learn how to determine area of a composite shape by finding the area of the entire rectangle and subtracting the area of the missing piece. In this activity, the composite shapes are a larger rectangle with a piece cut out of the middle

A. Determine area of a composite shape by splitting it into two rectangles and adding the areas (Part 1)

B. Determine area of a composite shape by completing the rectangle and subtracting the area of the missing piece (Part 1)

D. Determine area of a composite shape by splitting it into two rectangles and adding the areas (Part 2)

E. Determine the area of a composite shape using either the "break apart and add" or "complete and subtract" strategy