Grade 3 · Measurement and Data

CCSS.MATH.CONTENT.3.MD.C.5b

A plane figure which can be covered without gaps or overlaps by n unit squares is said to have an area of n square units.

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.