Multiplying Decimals

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

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 answer accordingly.

Front

How many decimal places are in 0.18?

Back

There are 2 decimal places in 0.18.

Front

How many decimal places are in 2.0?

Back

There is 1 decimal place in 2.0.

Front

What is the total number of decimal places in the product of 0.18 and 2.0?

Back

The total number of decimal places is 3.

Front

What is 7.13 x 5.5?

Back

7.13 x 5.5 = 39.215, which has 3 decimal places.

Front

What is the weight of 12 packages of candy weighing 8.6 oz each?

Back

The total weight is 8.6 oz x 12 = 103.2 oz.

Front

What is 32.3 x 0.7?

Back

32.3 x 0.7 = 22.61.

Front

How do you determine the number of decimal places in a multiplication problem?

Back

Count the decimal places in each number being multiplied and add them together.

Front

What is the product of 0.5 and 0.4?

Back

0.5 x 0.4 = 0.20, which has 2 decimal places.