4.2 Multiplication as Repeated Addition

Front

What is multiplication?

Back

Multiplication is a way to add the same number several times. For example, 3 × 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What is repeated addition?

Back

Repeated addition is adding the same number over and over again. It is another way to understand multiplication.

Front

Write an addition sentence for 3 × 2.

Back

3 + 3 = 6.

Front

Write a multiplication sentence for 3 × 2.

Back

3 × 2 = 6.

Front

Use repeated addition to find 4 × 3.

Back

4 + 4 + 4 = 12.

Front

Use repeated addition to find 2 × 5.

Back

2 + 2 + 2 + 2 + 2 = 10.

Front

What does 5 × 1 equal?

Back

5 × 1 = 5.

Front

What does 1 × 7 equal?

Back

1 × 7 = 7.

Front

Use repeated addition to find 6 × 2.

Back

2 + 2 + 2 + 2 + 2 + 2 = 12.

Front

Write an addition sentence for 5 × 4.

Back

5 + 5 + 5 + 5 = 20.