Subtracting Fractions with Unlike Denominators Quiz

1. Alan wants to run 7/8 of a mile each day. If he ran 1/4 of a mile before school, how much more does he need to run after school to meet his goal?

• 2/8 mile
• 5/8 mile
• 7/8 mile
• 1 mile

2. Find the difference in the models below.

• 18/100
• 27/100
• 48/100
• 74/100

3. Robin is making a fruit salad for her family picnic. The recipe calls for 11/12 cup of berries. Robin only has 1/6 cup. How much more will Robin need for the recipe?

• 5/12 cup
• 3/4 cup
• 10/12 cup
• 11/12 cup

4. Dillan ate 5/12 of a large pizza for lunch. Nola ate 2/3 of a large pizza for lunch. How much more pizza did Nola eat than Dillan?

• 1/4
• 1/3
• 1/2
• 7/12

5. Kane's rosemary plant is 5/6 inch tall​. Carter's rosemary plant is 1/3 inch tall. How much taller is Kane's rosemary plant than Carter's?

• 1/6 inch
• 1/3 inch
• 1/2 inch
• 2/3 inch

6. Paul and Millie shared one chocolate bar. Paul ate 1/5 of the chocolate bar, and Millie ate 3/10 of the chocolate bar. How much of the chocolate bar is left over?

• 1/10
• 3/5
• 1/2
• 9/10

7. Find the difference in the models below.

• 3/25
• 6/25
• 12/25
• 18/25

8. Darla has 1 cup of sprinkles. She adds 1/3 of the cup to her ice cream sundae. How much of the cup of sprinkles is left?

• 1/3 cup
• 1/2 cup
• 2/3 cup
• 1 cup

9. Morgan rides her bike 9/10 of a mile to school. Tracey rides her bike 1/5 of a mile to school. How much farther does Morgan ride than Tracey?

• 5/10 mile
• 7/10 mile
• 8/10 mile
• 9/10 mile

10. After making a bow tie, John had 1/4 foot of ribbon remaining. He started with 1 foot of ribbon. How much ribbon did John use to make the bow tie?

• 1/4 foot
• 2/4 foot
• 3/4 foot
• 1 foot