Multiplying Decimals Word Problems

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point) separating the whole number 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 product accordingly.

Front

What is the first step in solving a word problem involving multiplication of decimals?

Back

Read the problem carefully to understand what is being asked and identify the numbers involved.

Front

If Suzanne ran 4.5 miles and earned $2.40 per mile, how do you calculate her total earnings?

Back

Multiply 4.5 by 2.40 to find her total earnings: 4.5 * 2.40 = $10.80.

Front

What is the total amount Jeane earned in 6 weeks if she earns $62.95 per week?

Back

Multiply 62.95 by 6 to find her total earnings: 62.95 * 6 = $377.70.

Front

How do you find the annual cost of a monthly service?

Back

Multiply the monthly cost by 12 (the number of months in a year).

Front

If Ben pays $89.92 each month for cable and internet, how much does he pay in a year?

Back

89.92 * 12 = $1,079.04.

Front

What is the formula to calculate the total rent for two years?

Back

Multiply the monthly rent by 24 (the number of months in two years).

Front

If Reggie pays $982.27 each month, how much will he pay for two years?

Back

982.27 * 24 = $23,574.48.

Front

How do you calculate total earnings over multiple weeks?

Back

Multiply the weekly earnings by the number of weeks worked.