Multiplying Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal that represents 5/10.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

Multiply: 4 x 0.02

Back

0.08

Front

Multiply: 532 x 0.07

Back

37.24

Front

Multiply: 2.4 x 0.3

Back

0.72

Front

Multiply: 0.308 x 0.9

Back

0.2772

Front

Multiply: 0.42 x 5.3

Back

2.226

Front

What is the product of a decimal and a whole number?

Back

The product of a decimal and a whole number is a decimal. For example, 3 x 0.5 = 1.5.

Front

What happens to the decimal point when multiplying two decimals?

Back

The decimal point in the product is placed based on the total number of decimal places in the factors being multiplied.

Front

If you multiply a decimal by 10, what happens to the decimal point?

Back

The decimal point moves one place to the right. For example, 0.5 x 10 = 5.