Jumpstart Vocabulary

The Commutative Property of Addition is shown in this:

• 3 + 2 = 2 + 2 + 1

• 2 + 3 = 3 + 2

• 3 + 2 = 3 - 2

The Identity Property of Addition is shown:

• 11 + 1 = 12

• 25 + 1 = 26

• 20 + 1 = 21

The Commutative Property of Multiplication is shown:

• 2 x 3 = 3 x 2

• 2 x 3 = 2 x 3

• 2 x 2 = 2 x 3

The Identity Property of Multiplication is shown:

• 2 x 2 = 4

• 2 x 0 = 0

• 2 x 1 = 2

An addend would be placed in the following:

• 5 - ? = 3

• 5 x ? = 10

• 5 + ? = 7

A subtrahend would be placed in the following:

• 5 - ? = 3

• 5 + ? = 7

• 5 x ? = 10

An example of a sum is:

• 5 x 2 = 10

• 5 - 2 = 3

• 5 + 2 =7

An example of a product is:

• 5 - 2 = 3

• 5 x 2 = 10

• 5 + 2 = 7

To find out how far around a shape or space is to find the _______ .

• area

• length

• perimeter

In order to find the area of a shape, you must ______ .

• L + L x W + W = Area

• L x W = Area

• L + W = Area