Decimal Multiplication

Front

What is decimal multiplication?

Back

Decimal multiplication is the process of multiplying numbers that have decimal points. It involves aligning the numbers, ignoring the decimal points during multiplication, and then placing the decimal point in the product based on the total number of decimal places in the factors.

Front

How do you determine the placement of the decimal point in the product of two decimal numbers?

Back

To determine the placement of the decimal point in the product, count the total number of decimal places in both factors. The decimal point in the product should be placed so that it has the same number of decimal places.

Front

Calculate: 2.16 x 3.7

Back

7.992

Front

Calculate: 0.14 x 0.04

Back

0.0056

Front

If Suzanne ran 4.5 miles and earned $2.40 per mile, how much did she make?

Back

$10.80

Front

What is the first step in multiplying decimals?

Back

The first step is to ignore the decimal points and multiply the numbers as if they were whole numbers.

Front

What do you do after multiplying the whole numbers in decimal multiplication?

Back

After multiplying, count the total number of decimal places in the factors and place the decimal point in the product accordingly.

Front

What is the product of 0.5 and 0.2?

Back

0.1

Front

What is the product of 1.5 and 2.3?

Back

3.45

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal as a fraction with the decimal number as the numerator and a power of 10 as the denominator, then simplify if possible.