Modeling Multiplying Fractions by Fractions. Brownie Pan Example Amici Bakery has of a brownie pan left. They sell of the pan to Mrs. Chanley. How much.

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Presentation transcript:

Modeling Multiplying Fractions by Fractions

Brownie Pan Example Amici Bakery has of a brownie pan left. They sell of the pan to Mrs. Chanley. How much of the brownie pan did Mrs. Chanley buy? Think: Mrs. Chanley buys what part of the pan of brownies that remains? of * OF is another way to say MULTIPLY

What is three-quarters of the one-third? In other words… How many boxes out of the total boxes have overlapping colors?

Mrs. Chanley purchased of the brownie pan.

Brownie Pan Example 2 Mr. Higgins has of a pan of brownies left. He wants to sell of the brownies at a bake sale. How many brownies did Mr. Higgins sell? Think: Mr. Higgins sells how many of the brownies he has? of

What is four-fifths of the three-quarters? In other words… How many boxes out of the total boxes have overlapping colors?

Mr. Higgins sold of the brownies.

Brownie Pan Example 3 Now you try! Mr. Sidler takes home of a pan of brownies that is full from his aunt’s house. How much of the pan of brownies does Mr. Sidler take home? Think: Mr. Sidler takes home what part of the brownies that remains? of

What is one-half of the three-sevenths? In other words… How many boxes out of the total boxes have overlapping colors?