Grade 3 · Measurement and Data

CCSS.MATH.CONTENT.3.MD.C.7a

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.

Read this standard on the official Common Core site

Lessons that teach this standard

• Area of a Rectangle: Length Times Width

  Why the area of a rectangle is length times width, how to find a missing side, why area uses square units, and how to handle L-shaped figures.