Unit 4 Practice Problems MCC.4.NF.a-c: Multiplying Fractions

Write the multiplication problem:

Model this multiplication sentence using circles.

Solve.

The hair stylist had 14 customers on Thursday. One-seventh needed haircuts. How many customers needed haircuts? a)7 customers b)1 customer c)2 customers d)9 customers

Solve.

It is Mrs. Faerber’s 27 th birthday and her class is celebrating! There are 24 students in her class. One-fourth of the students chose to have cookies. Half chose cupcakes and two-sixths chose brownies. How many students chose cookies? a) 6 b) 1 c) 12 d) 8

Sammy has a dozen marbles. Two are multi-colored. One of them is orange. Five are black, one is red, and the rest are blue. What fractional part of Sammy’s marbles are blue?

Lauren has 8 dresses in her closet. One is striped. Four are polka- dotted and three are silk. What fractional part of Lauren’s dresses are polka-dotted? a)one-eighth b)Three-eighths c)Four-eighths or one-half

Solve.

Scoring for Independent Work: Correct: You have shown that you know how to multiply fractions! Review these problems again before the test! 8-11 Correct: You have a good foundation, but in order to do really well on the test you need to go over each problem before the test! 1-7 Correct: You need to spend time going over each problem and studying the ways to solve them. You need to study each problem at least 2 times each that you missed!

There are 24 students eating at the picnic. One-half of the students had hot dogs. One-third as many hamburgers were eaten than hot dogs. One-half as many steaks were eaten than hamburgers. How many students ate steaks? a) 1b) 2 c) 12 d) 4

Solve.

Construct the fraction bar using these fraction clues: One-half is red; one-fifth is blue; three-tenths are green.

Show your thinking using words, pictures, or numbers: Janice made 6 pies. One-third of them were cherry. How many pies were cherry?