Repeated Addition, Arrays, and Commutative Property

Front

What is repeated addition?

Back

Repeated addition is adding the same number multiple times. For example, 3 + 3 + 3 is the same as 3 x 3.

Front

What is an array in math?

Back

An array is a way to organize objects in rows and columns. For example, 3 rows of 4 apples can be shown as 3 x 4.

Front

What does the commutative property mean?

Back

The commutative property means that you can change the order of numbers in addition or multiplication and still get the same result. For example, 2 + 3 = 3 + 2.

Front

Complete the multiplication sentence: 5 x __ = 25.

Back

5.

Front

What is the equation for this array: 4 rows of 3?

Back

4 x 3 = 12.

Front

What is the equation for this array: 2 rows of 5?

Back

2 x 5 = 10.

Front

Complete the multiplication sentence: __ x 6 = 18.

Back

3.

Front

What is the repeated addition for 4 x 2?

Back

2 + 2 + 2 + 2 = 8.

Front

What is the equation for this array: 3 rows of 4?

Back

3 x 4 = 12.

Front

Complete the multiplication sentence: 7 x __ = 21.

Back

3.