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Subtracting and Multiply fractions with whole numbers

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
6 x 7/9 =   42/9. Mixed Number = 4 6/9 Simplified = 4 2/3  
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5 - 3/12 =   57/12. Mixed Number = 4 9/12 Simplified = 4 3/4  
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13 x 5/8 =   65/8. Mixed Number = 8 1/8 Simplified = 8 1/8  
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9 - 6/9 =   75/9. Mixed Number = 8 3/9 Simplified = 8 1/3  
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Mrs. Coleman’s 7 hissing cockroaches all need ¾ cup of water every day. How much water should she have to make sure they all have enough for one day?   21/4. Mixed Number = 5 1/4 Simplified = 5 1/4 cups of water  
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Mrs. Dunn is planning to run 6 miles this week. This morning, she ran 5/7 of a mile. How much more does she need to run this week?   37/7. Mixed Number = 5 2/7 Simplified = 5 2/7 miles needed to run.  
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Ms. Patel was making brownies to represent an earthquake. She needed to make three boxes of brownies. Each box of brownies needed 1/3 cup of oil. How much oil does she need to make all three boxes of brownies?   3/3. Mixed Number = 1 Simplified = 1 cup of oil needed for three boxes of brownies  
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Ms. McDermott's dog, Greta loves to drink water. Each day she drinks 2/4 of a gallon of water. How much water does Greta drink in one week? (How many days in 1 week?)   14/4. Mixed Number = 3 2/4 Simplified = 3 1/2 gallons of water that Greta needs.  
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Created by: jmwald2
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