5.2 Multiplying by Multiples of 10 and 100

Front

What is 80 x 70?

Back

5600, 5,600

Front

What is 8 x 600?

Back

4800, 4,800

Front

What is 800 x 5?

Back

4000, 4,000

Front

What is 300 x 9?

Back

2700, 2,700

Front

What is 4 x 500?

Back

2000, 2,000

Front

What does it mean to multiply by a multiple of 10?

Back

It means to multiply a number by 10, 20, 30, etc., which increases the value by tenfold for each multiple.

Front

What does it mean to multiply by a multiple of 100?

Back

It means to multiply a number by 100, 200, 300, etc., which increases the value by hundredfold for each multiple.

Front

How do you multiply a number by 10?

Back

You can add a zero to the end of the number. For example, 5 x 10 = 50.

Front

How do you multiply a number by 100?

Back

You can add two zeros to the end of the number. For example, 5 x 100 = 500.

Front

What is the product of 6 x 10?

Back

60