Lesson 13 ~ Multiplying Fractions with Models

Transcription

1 Lesson ~ Multiplying Fractions with Models Write the equation to match each of the following models. Write your answer in simplest form.. =. =. =. = Use the rectangle provided to draw a model to match each expression. Find each product. Write your answer in simplest form.. =. =. =. =. = 0. =. A box with cup of cornmeal was used to make pizza. Shelly used of the box of cornmeal. Use the rectangle provided to draw a model to match your expression. What fraction of a cup of cornmeal did she use for the pizza?. Gisela finished washing of her laundry. She washed of this laundry today. Use the rectangle provided to draw a model to match your expression. What fraction of her laundry did she wash today? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

2 Lesson ~ Multiplying Fractions Find each product. Write your answer in simplest form Students at McKenzie Middle School took a survey that looked at classes students enjoyed. The fraction of each grade that said they enjoyed a specific subject is shown in the table below. Use this information to solve each problem.. Mrs. Keyes found that of the sixth graders that said they enjoyed math had received high grades in math class. What fraction of the sixth graders received high grades and enjoyed math?. Mr. Langliers found that of the eighth graders that said they enjoyed science had completed a science fair project. What fraction of the eighth graders did a science fair project and enjoyed science? Math Science Language Arts Social Studies th Grade th Grade th Grade. Mr. Randall found that of the sixth graders that said they enjoyed language arts also read at home. What fraction of the students read at home and enjoyed language arts?. Ms. Schultz found that of the seventh graders that said they enjoyed social studies also had traveled outside the state. What fraction of the seventh graders had traveled outside the state and enjoyed social studies? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

3 Lesson ~ Dividing Fractions with Models Write the equation to match each of the following models... = =.. = = Use the rectangle provided to draw a model to match each expression. Find each quotient.. =. =. =. =. = 0. = 0 0. Augusta found her bookshelf measured 0 yard tall. There was a horizontal board on the bookshelf every 0 yard. Use the rectangle provided to draw a model to match your expression. How many horizontal boards were there on the bookshelf?. Grady s mom sliced an apple for him. He ate of the apple. Each slice was of the apple. Use the rectangle provided to draw a model to match your expression. How many slices of apple did Grady have? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

4 Lesson ~ Dividing Fractions Find each quotient. Write your answer in simplest form Solve each problem. Show your work.. Matthew has a project that requires inch thick boards. He has a board that is inch thick. Will he be able to cut it into three boards which he needs for his project? Show your work.. Deanna has cup of brown sugar. Her recipe for a sweet and sour sauce calls for cup of brown sugar. How many batches of her sweet and sour sauce can she make?. Musa had ton of grain for all the animals on his large farm. He used 0 ton each day to feed all his animals. How many days was it until Musa needed more grain?. Kendrick had of an ice cream cake left. Each piece on the ice cream cake is of the entire cake. How many pieces are left? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

5 Lesson ~ Estimating Products and Quotients Estimate each product or quotient using compatible numbers Kevin shot baskets from the three-point range. He made about of his shots. About how many baskets did Kevin make? Roger needed 0 pints of water to fill each bucket. He had buckets left to fill. Approximately how many more pints of water will he need to fill these buckets? Margaret has a book that is pages long. She has to take a test on it in days. Estimate how many pages Margaret should read each day in order to finish the book in time. 00 SM C Curriculum Oregon Focus on Fractions and Decimals

6 Lesson ~ Multiplying and Dividing Fractions and Whole Numbers Find each product Mallory won of the six grand prize ribbons awarded at the local fair for showing rabbits. How many grand prize ribbons did Mallory win?. A substitute teacher wanted to correct the spelling tests in a classroom. Before she left, she corrected of the spelling tests. How many spelling tests were corrected? Find each quotient Addison bought cakes. She cut it into enough slices so that each person at her party could have of a cake. How many people did she serve?. Darrin had green peppers to make chicken kabobs for a dinner with all of his friends. Each kabob uses of a green pepper. How many kabobs can Darrin make? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

7 Lesson ~ Multiplying and Dividing Mixed Numbers Find each product A secretary found that the office used bottles of ink toner for their copy machines each month. If the office used this amount for the months of the year, how many bottles of ink toner would they use?. Tanner made batches of fresh salsa. If he used quarts of diced tomatoes for each batch, how many quarts of diced tomatoes would he use? Find each quotient Bryson built a moat around his block castle out of large blocks. Each block was inches long. The moat measured inches in length. How many blocks did he use?. Solon built a lean-to to protect his garden tools. The lean-to wall measured 0 inches long. Each board he used was inches wide. How many boards did he use? 00 SM C Curriculum Oregon Focus on Fractions and Decimals

8 Lesson 0 ~ Area with Fractions Use the given measurements to find the area of each polygon.. Area:. Area:. Area: in in in in SQUARE in in. Area:. Area:. Area: SQUARE in in in in in. Savannah built a rectangular pen for her goat that was 0 yards long and yards wide. What is the area of this pen?. Trevor cut a right triangle out of paper that had a base of inches and a height of inches. What is the area of Trevor s triangle? Measure the sides of each shape to the nearest quarter inch using a customary ruler. Find each area. Write in simplest form.. Area: 0. Area:. Area: 00 SM C Curriculum Oregon Focus on Fractions and Decimals