Multiplication

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of the same number. It combines groups of equal sizes.

Tags

CCSS.3.OA.A.1

Front

What is the multiplication sentence for 5 groups of 3?

Back

5 x 3 = 15

Tags

CCSS.3.OA.A.1

Front

How can you express repeated addition as multiplication?

Back

Repeated addition can be expressed as multiplication by counting the number of groups and the size of each group. For example, 3 + 3 + 3 + 3 = 4 x 3 = 12.

Tags

CCSS.3.OA.A.1

Front

If a teacher bakes 7 pies for each of the 3 teachers, how do you calculate the total number of pies?

Back

You multiply the number of pies per teacher by the number of teachers: 7 x 3 = 21.

Tags

CCSS.3.OA.A.3

Front

What does the equation 2 x 1 equal?

Back

2 x 1 = 2.

Tags

CCSS.3.OA.B.5

Front

How do you represent an array in multiplication?

Back

An array can be represented in multiplication by counting the number of rows and columns. For example, a 5x5 array represents 5 x 5.

Tags

CCSS.3.OA.A.1

Front

What is the product of 5 and 5?

Back

The product of 5 and 5 is 25.

Tags

CCSS.3.OA.A.1

Front

What is the relationship between multiplication and addition?

Back

Multiplication is a shortcut for repeated addition. For example, 4 x 3 is the same as 3 + 3 + 3 + 3.

Tags

CCSS.3.OA.A.1

Front

How can you visualize multiplication using an array?

Back

You can visualize multiplication using an array by arranging objects in rows and columns, where the number of rows represents one factor and the number of columns represents the other.

Tags

CCSS.3.OA.A.1

Front

What is the commutative property of multiplication?

Back

The commutative property of multiplication states that changing the order of the factors does not change the product. For example, 3 x 4 = 4 x 3.

Tags

CCSS.3.OA.B.5