IXL | Multiply and divide unit fractions and whole numbers: word problems

Terrell's lemon cookie recipe calls for 1/3 of a cup of sugar. How much sugar would Terrell use to make 4 batches of cookies?

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

cups

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Learn with an example

question

Ms. Mendoza's class is taking a field trip to the museum. They will be at the museum for 3 hours and want to spend

of an hour at each exhibit they see. How many exhibits can they see?

Write your answer as a fraction or a whole number.

solution

Start by listing the information given in the problem:

Ms. Mendoza's class will be at the museum for 3 hours.
They want to spend
1
4
of an hour at each exhibit.

You know how long Ms. Mendoza's class will be at the museum, 3 hours, and how long they want to spend at each exhibit,

of an hour. So, divide 3 by

to find how many exhibits they can see.

Dividing by

is the same as multiplying by its reciprocal, 4.

So, the class can see 12

exhibits.

Looking for more? Try these:

Lesson: Multiplying fractions and whole numbers

Lesson: Dividing fractions by whole numbers

Lesson: Dividing whole numbers by fractions

$Confetti$

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Now entering the Challenge Zone—are you ready?

Teacher tools

Work it out

Not feeling ready yet? These can help:

Unit fractions of a number

V.3Multiples of unit fractions: find the missing numbers

U.3Divide unit fractions and whole numbers

Lesson: Multiplying fractions and whole numbers

Lesson: Dividing fractions by whole numbers

Lesson: Dividing whole numbers by fractions

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