### Standard Alignments:

CCSS Math:
3.MD.7

3.MD.7 Relate area to the operations of multiplication and addition.

3.MD.7.D3.MD.7.D Recognize area as additive. Find areas of rectilinear figures by decomposing them into non-overlapping rectangles and adding the areas of the non-overlapping parts, applying this technique to solve real world problems.