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 does it mean to solve a word problem?

Back

Solving a word problem means interpreting the information given in words, translating it into a mathematical equation, and finding the solution.

Front

If a car travels 5.5 miles per gallon and you drive 2.3 miles, how many gallons of gas will you need?

Back

12.65 gallons.

Front

If a train travels at a speed of 55.5 miles per hour for 3.2 hours, how far did it travel?

Back

177.6 miles.

Front

If a book costs $2.61 and you buy 5 of them, how much will you spend?

Back

$13.05.

Front

If a restaurant sells 75 gallons of lemonade in a day, and they sell it in 0.25-gallon cups, how many cups do they need a day?

Back

19 cups.

Front

If a piece of fabric is 3.25 yards long and you buy 6 pieces, how many yards of fabric do you have in total?

Back

19.5 yards.

Front

What is the importance of estimating in multiplication?

Back

Estimating helps to quickly determine if an answer is reasonable and can simplify calculations.

Front

What is a multiplication equation?

Back

A multiplication equation is a mathematical statement that shows that two expressions are equal when multiplied.