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, first 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

What is the product of 0.2 and 0.3?

Back

0.2 x 0.3 = 0.06.

Front

What is the product of 1.5 and 2.4?

Back

1.5 x 2.4 = 3.6.

Front

How many decimal places are in the product of 2.5 and 0.4?

Back

2.5 has 1 decimal place and 0.4 has 1 decimal place, so the product will have 2 decimal places.

Front

What is 3.6 x 0.5?

Back

3.6 x 0.5 = 1.8.

Front

What is the product of 4.2 and 1.3?

Back

4.2 x 1.3 = 5.46.

Front

How do you round the product of 5.23 and 79.1 to two decimal places?

Back

5.23 x 79.1 = 413.693, rounded to two decimal places is 413.69.

Front

What is the product of 6.3 and 1.52?

Back

6.3 x 1.52 = 9.576.

Front

What is the product of 9.1 and 11.6?

Back

9.1 x 11.6 = 105.56.