Equations and Expressions
Unit Rate
Dividing with Fractions
Vocabulary
Multiplicaton and Division
100
Pick the expression that matches the information in the sentence:
five less than forty-eight divided by four
48/4 - 5
5 - 48/4
48/4 + 5
100
60 eggs cost $24.12 at Walmart. What is the unit price?
$.40
100
3 3/5 2/5
9
100
The word product means...
X
multiply
100
365 * 5
1,825
200
Pick the expression that matches the problem.
three hundred sixty more than eighty-five multiplied by four
360 - 85 * 4
360 + 85 * 4
85 * 4 + 360
200
Seven containers of Tide laundry detergent cost $90.79.
Six containers of Arm and Hammer Ultra Clean laundry detergent cost $71.88.
What is the unit price of each type of laundry detergent?
Tide laundry detergent has a unit price of $12.97.
Arm and Hammer Ultra Clean laundry detergent has a unit price of $11.98.
200
12 4/6 2/3
19
200
What does the word quotient mean?
200
864/4
216
300
Read the problem. Write an expression using the words in the problem.
seven hundred sixty-five minus forty-eight divided by two r
765 - 48/2r
300
Mary buys Starbucks and Folgers coffee at the store. 12 oz of Starbucks medium roast coffee costs $9.12.
12 oz of Folgers coffee costs $10.84.
Which brand of coffee has a cheaper unit price?
Starbucks coffee has a unit price of $.76.
Folgers coffee has a unit price of $.90.
12 oz of Starbucks coffee is cheaper.
300
4 2/3 2/3
7
300
Evaluate this problem.
5 + 3 = _____________
What does the word evaluate mean?
The word evaluate means to solve the problem or answer the problem.
300
34 * 12/2
486
400
Evaluate the problem.
h4/8 h = 4
32
400
Two families buy cereal for their children. One family buys 18.8 oz of Honey Nut Cheerios for $4.93.
Another family buys 20 oz of Honey Ohs! for $4.93. What family got the better buy?
Honey Nut Cheerios have a unit rate of $.26 per oz of cereal.
Honey Ohs! have a unit rate of $.25 per oz of cereal.
The family that bought Honey Ohs! got the better buy because Honey Ohs! have a cheaper unit price.
400
A farmer is building a fence to keep deer out of his garden. The farmer has 3 6/8 feet of fence posts to use to build his fence. Each section of fence uses 1/8 feet of fence. How many sections of fence can the farmer build?
30
400
Read this problem. What does the word each mean in this problem? Why?
A teacher has thirty pencils to share with her students. She has ten students. Each student will receive an equal number of pencils. How many pencils will each student receive?
The word each means divide because you are splitting the total number of objects into equal groups.
400
7.56h
h = 1.2
9.072
500
Read the problem. Write an expression using the information in the problem.
Jane goes to the store to buy cheese. There are twelve slices of cheese in each package. Use P to show the number of packages of cheese Jane buys.
12p
500
A pack of six Pen and Gear highlighters costs $6.97
A pack of four brightly-colored BIC highlighters costs $2.42.
A pack of 6 BIC pastel-colored highlighters costs $4.97.
1. Find the unit rate for each brand of highlighters.
2. Put the unit rate for each brand of highlighters in order from most expensive to least expensive.
The unit rate for Pen and Gear highlighters is $1.16 per highlighter.
The unit rate for one brightly-colored BIC highlighter is $.60 per highlighter.
The unit rate for one pastel-colored BIC highlighter is $.83 per highlighter.
Most Expensive: Pen and Gear highlighters
Less Expensive: pastel-colored BIC highlighters
Cheapest: brightly-colored BIC highlighters
500
All of the grade six teachers in a large school in New York City want to decorate their classrooms for Christmas. The grade six teachers will use wrapping paper to decorate their classroom doors. The grade six team has 12 2/6 feet of wrapping paper to decorate their classroom doors. Each door uses 1/3 feet of wrapping paper.
How many doors can the grade six teachers decorate?
There are 38 grade six classrooms in this extremely large school in New York City. Do the grade six teachers have enough wrapping paper to decorate each grade six teacher's classroom door?
The grade six teachers can decorate 37 doors, so they do not have enough wrapping paper to decorate each grade six teacher's classroom door.
500
Read this problem. What does the word each mean in this problem? Why?
A teacher is having a party before a school vacation. She has six students, and each student brings seven desserts to share at the party. What is the total number of desserts the students bring to the party?
Each means multiply because you are counting equal groups to reach the answer.
500
25/8
4