Adding and Subtracting Mixed Numbers with Fractions

Lily has 2 1/2 pizzas. She wants to share them with her friends. How many slices of pizza does she have if each pizza has 8 slices? Convert the mixed number to an improper fraction first.

• 20 slices

• 24 slices

• 16 slices

• 18 slices

Tags

CCSS.6.NS.A.1

Tom has 3 3/4 yards of fabric. He uses 1 1/2 yards to make a shirt. How much fabric does he have left? Convert the mixed numbers to improper fractions to solve.

• 3 yards

• 2 3/4 yards

• 1 1/4 yards

• 2 1/4 yards

Tags

CCSS.7.NS.A.1C

Sarah baked 1 2/3 dozen cookies. She gave away 1/2 dozen to her neighbor. How many cookies does she have left? Convert the mixed numbers to improper fractions first.

• 14 cookies

• 12 cookies

• 10 cookies

• 16 cookies

Tags

CCSS.7.NS.A.1C

A recipe calls for 2 1/4 cups of flour. If you only have 1 3/4 cups, how much more do you need? Convert the mixed numbers to improper fractions to find the answer.

• 1 cup

• 3/4 cup

• 1 1/4 cups

• 1/2 cup

Tags

CCSS.7.NS.A.1C

Jake read 4 1/2 books this month and 2 1/3 books last month. How many books did he read in total? Convert the mixed numbers to improper fractions before adding.

• 5 1/2

• 6 1/2

• 6 5/6

• 7 1/4

Tags

CCSS.7.NS.A.1C

Emma has 5 1/2 liters of juice. She uses 2 2/3 liters for a party. How much juice does she have left? Convert the mixed numbers to improper fractions to solve the problem.

• 1 3/4 liters

• 4 liters

• 2 5/6 liters

• 3 1/2 liters

Tags

CCSS.7.NS.A.1C

A gardener planted 3 1/4 rows of flowers. If he plants 1 1/2 more rows, how many rows does he have in total? Convert the mixed numbers to improper fractions first.

• 5/4

• 15/4

• 19/4

• 7/2

Tags

CCSS.7.NS.A.1C

In a class, there are 2 3/5 hours of math lessons. If 1 1/4 hours are spent on practice, how much time is left for the lesson? Convert the mixed numbers to improper fractions to find the answer.

• 2 hours

• 1 1/2 hours

• 1 7/20 hours

• 3/4 hours

Tags

CCSS.7.NS.A.1C

A baker made 3 1/2 cakes. He sold 1 3/4 cakes. How many cakes does he have left? Convert the mixed numbers to improper fractions to solve this problem.

• 1 3/4

• 3 1/4

• 1 1/2

• 2 1/2

Tags

CCSS.7.NS.A.1C

Mia has 4 1/3 liters of paint. She uses 2 1/2 liters for a project. How much paint does she have remaining? Convert the mixed numbers to improper fractions first.

• 5/6 liters

• 11/6 liters

• 2 1/3 liters

• 3 1/4 liters

Tags

CCSS.7.NS.A.1C