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Dividing Fractions Using word Problems Absent Copy 1/22,23.

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Presentation on theme: "Dividing Fractions Using word Problems Absent Copy 1/22,23."— Presentation transcript:

1 Dividing Fractions Using word Problems Absent Copy 1/22,23

2 Example 1 A can of soup contains 3½ cups of soup. The suggested serving size is ¼ cup. How many servings are in the can of soup? 3 ½ ÷ ¼ 7 4 2 1 7 4 = 28 2 1 2 14 Solution What operation do you think we will use in this problem? We will use Division to solve this problem. What do we do with the mixed #? Change it into a fraction. What do we do next? Use KFC and re-write the equation. What is our next step? We multiply the fractions. Can we reduce the answer? YES 14 servings of soup

3 Example 2 A flip flop manufacturer uses of a yard of material for each flip flop. How many flip flops can be made from 8 yards of material? 8 ÷ 7 8 35 ÷ 7 4 8 35 · 8 = 264 4 7 28 280 28 2 · 2 · 2 · 7 · 5 2 · 2 · 7 2 · 2 · 2 · 7 · 5 2 · 2 · 7 10 Solution What operation do you think we will use in this problem? We will use Division to solve this problem. What do we do with the mixed #? Change it into a fraction. What do we do next? Use KFC and re-write the equation. What is our next step? We multiply the fractions. Can we reduce the answer? YES by making a T-chart. 10 flip flops

4 Example 3 When you take the quotient of 3 ÷ why is the solution going to be greater than 3? The reason why your solution is greater is because you are trying to see how many little ¼ groupings can fit into 3 wholes. Of course you can fit more than three ¼’s into 3 wholes.


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