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Area is a quantity that can be calculated both by adding and by multiplying units.

In this 3rd grade math worksheet, your child will practice calculating perimeter and adding whole and half numbers.

In this geometry exercise, children calculate the perimeter of various trapezoids by adding up the lengths of their sides.

Use this resource to help your students relate the concept of area to addition and multiplication.

Get your child acquainted with the concept of perimeter with this geometry worksheet

Children practice calculating the perimeter of a variety of polygons in this geometry basics worksheet.