IXL | Multiply fractions and mixed numbers by whole numbers in recipes

What quantity of pepper would you need to make a double recipe?

Alfredo sauce

INGREDIENTS:

1 cup milk

cup cream cheese

cup Parmesan cheese

1 cup parsley

teaspoon garlic

teaspoon pepper

teaspoon salt

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

teaspoons

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Learn with an example

question

What quantity of maple syrup would you need to make a double recipe?

Very raspberry vinaigrette

INGREDIENTS:

cups raspberry vinegar

cups olive oil

cup maple syrup

cup Dijon mustard

teaspoon pepper

teaspoon salt

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

cups

solution

The recipe calls for

of a cup of maple syrup. To double the recipe, multiply this amount by 2.

Write 2 as an improper fraction.

Multiply the numerators, then multiply the denominators. Simplify your answer.

You would need

cups of maple syrup.

Looking for more? Try these:

Lesson: Multiplying fractions and whole numbers

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Teacher tools

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Not feeling ready yet? These can help:

W.7Multiply fractions by whole numbers: word problems

W.8Multiply mixed numbers by whole numbers

Lesson: Multiplying fractions and whole numbers

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