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Pizza Party Fractions: Dough, Sauce, and Toppings

Grade 5 practice adding and subtracting fractions and mixed numbers with unlike denominators using equivalent fractions at a class pizza party.

Grade 5MathInteractive · Printable

Aligned to5.NF.A.1

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What’s included

Single worksheet
Auto-graded online
1 Common Core standard
Printable answer key
13 questions
Classroom-ready

Details

Format: Interactive · Printable
Grade: Grade 5
Subject: Math
Question types: Fill in the blank, Multiple choice, Matching, Circle the answer, Sorting, Short answer

About this worksheet

What students practice

Students add and subtract fractions with unlike denominators by rewriting them as equivalent fractions.
Students add and subtract mixed numbers with unlike denominators, regrouping when needed.
Students use benchmark fractions to check whether a fraction sum or difference is reasonable.

How to use

Use after teaching how to find a common denominator. Let students draw fraction bars for the first section, and ask them to write answers greater than 1 as mixed numbers.

Curriculum

Common Core standard covered

5.NF.A.1

Add and subtract fractions with unlike denominators, including mixed numbers.

Preview

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Name Date

Pizza Party Fractions: Dough, Sauce, and Toppings

Add and subtract fractions and mixed numbers with unlike denominators while the class makes pizza.

Making the dough

Find a common denominator. Then add or subtract.

Lena pours 1/2 cup of warm water and 1/3 cup of milk into the dough bowl. The fraction bars show both amounts in sixths. How much liquid is in the bowl?

+
1/2 + 1/3 = cup

There is 3/4 cup of flour in a bowl. Ahmed sprinkles 1/6 cup of it on the counter. Fill in the twelfths to find how much flour is left in the bowl.

3/4 − 1/6 = /12 − /12 = cup

The class makes two dough balls. One has a mass of 2/5 kilogram. The other has a mass of 1/4 kilogram. What is their total mass?

2/5 + 1/4 = kilogram

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