CCSS 3.MD.7A Worksheets

CCSS 3.MD.7A (Common Core, 3rd Grade): "Find the area of a rectangle with whole-number side lengths by tiling it, and show that the area is the same as would be found by multiplying the side lengths." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

3md6

Measurement and Data Geometric measurement: understand concepts of area and relate area to multiplication and to addition. 7Relate area to the operations of multiplication and addition. aFind the area of a rectangle with whole-number side lengths by tiling it, and show that the area is the same as would be found by multiplying the side lengths.

3md7b

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3md7a

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Finding Area by Tiling

3md7a

• Cover a rectangle with equal-size square tiles without gaps or overlaps.
• Count the tiles to find the area in square units.
• Use rows and columns to keep track of tiles and avoid miscounting.
• Explain that area means how much flat space a shape covers.