Geometric measurement: understand concepts of area and relate area to multiplication and to addition

Relate area to the operations of multiplication and addition.

Related Lessons

• Lesson 113

Find the Area of Figures

Use decomposition to find the area of figures. How will you decompose the figures into rectangles? Engage in a Number Talk and compare your strategies to others.

• Lesson 111

Different Units to Measure Area

Explore area with square inches and centimeters. How can we use square inch tiles and centimeter cubes to compare the area of squares and rectangles? You'll also engage in a Number Talk focused on subtraction strategies.

• Lesson 112

Solve Area Problems

Explore area with partially tiled rectangles. Can you apply what you know about multiplication to figure out the area of the rectangle? Discover lots of different units that we can use to measure area. Engage in a Number Talk and compare your strategies with others.

• Lesson 114

Find the Area with Missing Side Lengths

Find area of figures with missing side lengths. How will you decompose the figures into rectangles to find the area? Engage in a Number Talk and compare your strategies with others.

• Lesson 218

Multiply Teen Numbers with Larger Groups

Join Mrs. Askew for a Number talk with 2 Math Might Friends! Then let's solve some problems with equal groups that have larger numbers!