IXL | Multiply unit fractions by whole numbers: word problems

Last week, Rosa spent 5 hours watching television. Dave watched television for 1/5 as many hours as Rosa did. How many hours did Dave spend watching television?

Write your answer as a fraction or as a whole or mixed number.

hours

ref_doc_title.

Learn with an example

question

Roxanne uses 3 cups of vinegar in her salad dressing recipe. How much vinegar would Roxanne use to make 1/4 of a recipe?

Write your answer as a fraction or as a whole or mixed number.

cups

solution

Roxanne would use 1/4 times 3 cups of vinegar.

Multiply:

Write

as an improper fraction.

Multiply the numerators and multiply the denominators.

1 × 3

4 × 1

Roxanne would use 3/4 of a cup of vinegar.

Looking for more? Try these:

Lesson: Multiplying fractions and whole numbers

$Confetti$

Excellent!

Now entering the Challenge Zone—are you ready?

Questions
answeredQuestions

Time
elapsedTime

hr	min	sec
00	00	06

SmartScore
out of 100
IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more

Teacher tools

Work it out

Not feeling ready yet? These can help:

V.5Multiply unit fractions by whole numbers

Lesson: Multiplying fractions and whole numbers

Excellent! You got that right!

Jumping to level 1 of 1

Excellent!