Add, Subtract, Multiply, and Divide Decimals Word Problems

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part from the fractional part.

Front

How do you add decimals?

Back

Align the decimal points and add as you would whole numbers, then place the decimal point in the answer.

Front

How do you subtract decimals?

Back

Align the decimal points and subtract as you would whole numbers, then place the decimal point in the answer.

Front

How do you multiply decimals?

Back

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.

Front

How do you divide decimals?

Back

Move the decimal point in the divisor to make it a whole number, then move the decimal point in the dividend the same number of places and divide as usual.

Front

What is the total cost if one item costs $0.70 and you buy 32 items?

Back

$22.40

Front

If you earn $2.70 per hour and work for 6.5 hours, how much do you earn?

Back

$17.55

Front

If you multiply 3.46 by 2.4, how many digits will be behind the decimal in your answer?

Back

3

Front

What operation do you use to find the cost per item?

Back

Divide

Front

If Mr. Garcia bought 6 chairs for $684.54, how much did each chair cost?

Back

$114.09