Multiplying Fractions
3/5 X 2/5
5 / 2/5
12 1/2
Compare:
1/2 2/4
1/2 is equal to 2/4
How many 1/4 servings are in 10 pounds of ice cream?
2 1/2
If you multiply 10 by a fraction greater than 1, you will get a product that is...
a. equal to 10
b. greater than 10
c. less than 10
b. greater than 10
9 5/6 X 3/5
5 9/10
1/6 / 6
1/36
Compare:
4/5 2/9
4/5 is greater than 2/9
10 children share 4 granola bars equally. How much does each child get?
2 1/2 granola bars each
12 x 3/3 =
a. greater than 12
b. less than 12
c. equal to 12
c. equal to 12
What could you multiply 5 by to result in a product equal to 5?
1/1, 2/2, 3/3, 4/4, etc..
An artist has 8 cans of paint for empty canvas she bought at the store. Each canvas requires 1/2 tube of paint. How many canvases can the artist paint?
Draw a picture to help solve the problem.
16 canvases
1/5 x 4/6 1/3
4/30 is less than 1/3
Mr. Ferranti asked his class of 20 students how many knew how to water ski. He found that 1/4 of the class could. How many students knew how to water sky?
5 students
A local craftsman is laying down tiles. He has completed 4/6 of the width and 3/4 of the length. What fraction of the rug's total area is finished?
1/2
9 3/4 X 6 4/9
62 5/6
Jonathan shared 1/3 of his rock collection equally between 3 friends. What fraction of the entire rock collection did each friend receive?
1/9
2/3 x 1/4 9/10
2/3x1/4 is less than 9/10
A 20 foot piece of foil is divided equally in 4 parts. How long is each of the 4 sections?
Each part is 5 ft. long
DAILY DOUBLE
What is the characters name on the board?
Colonel Sanders
4/5 X 3
2 2/5
How many 3/4 pound servings are in 12 pounds of ice cream?
16
Compare:
5/20 x 1/2 3/4
1/8 is less than 3/4
David's family has a large pond in his backyard. Of the 44 fish in the tank, 1/3 of them are clown fish and 5/12 are pufferfish. What is the total number of fish that are either clownfish or pufferfish?
5/12 +1/3 = 9/12
9/12 X 50 = 33 fish
Give an example that shows how multiplying 4 by a fraction less than 1 results in a product less than 4.
4 x 1/2
4 x 3/4