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Showing Results for adding subtracting

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

Everyday Area

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

Trapezoid Perimeters

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

Math Madness: It’s the Same Area 2

Have your fourth grader stretch his math knowledge with a geometry worksheet. He'll calculate the perimeter of a rectangle, then draw two similar shapes.

Perimeter of a Rectangle

Fourth grade mathematicians will need to use their geometry skills to figure out the length of the pictured rectangles' perimeters, then make their own.

Perimeter Match

Your fourth grader will need to use his geometry skills to calculate and create rectangle perimeters. He'll also improve addition and multiplication skills.

Match the Perimeter

Use your geometry skills to find the perimeters in this worksheet. This perimeter worksheet gets your child to calculate the perimeters of rectangles.

Find the Rectangle's Perimeter

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

Find the Missing Side

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

Geometry Basics: Perimeter

Use this rectangular prism cut-out to help your child learn more complex geometric shapes, or practice finding the surface area or volume of an object.

Rectangular Prism Cut-Out

Fourth graders will calculate the perimeter of rectangles, then draw new shapes with similar perimeters. Help your child practice geometry with this worksheet.

Fun With Perimeters

This hands-on shapes worksheet is a fun way to introduce children to early geometry concepts and terms.

Straight-Line Shapes

Practice calculating perimeter with the placement of carnival-themed games with given rectangular dimensions. Your students will use grid paper to determine the location of all the games they choose to make the perfect carnival.

Perimeter of Play

Take the spookiness out of spiders with this web-making activity! Your child will practice talking about and creating shapes in this Halloween craft, and learn about spiders along the way.

Spider Web Shapes

Students will explore geometric shapes by creating a painting of a trapezoid.

Trapezoids Are Special

Students will use the inverse relationship between multiplication and division to complete an area formula in a real-world situation. Use this lesson on its own or as support for the lesson The Case of the Missing Rectangle Side.

Area Arrangements

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