GCF and LCM  Multiplying and Dividing Fractions  Ratios and Rates  Multiplication of Decimals  Division of Decimals 

10016
GCF(30, 50)

10045/6 or 7 1/2
5/3 X 9/2

10025 miles per hour
If Mimi drives 50 miles in 2 hours, what is her rate (speed per hour)?

1001.26
.6 x 2.1 =

1005
.25 ÷ .05 =

200100
LCM(20 and 50)

20092/50 or 1 42/50
4/5 X 23/10

20040 words per minute
If James types 120 words per 3 minutes, what is his rate per minute?

20089.25
4.25 x 21 =

2004.3
3.87 ÷ .9 =

30048
GCF (96, 144)

3004/75
1/3 ÷ 6 1/4

300$0.35
If 10 bags of Hot Cheetos cost $3.50, then how much does 1 cost?

300.0009
.03 x .03 =

30085
.425 ÷ .005

400120
LCM(24, 40)

4001
11/13 ÷ 11/13

400$24 for 8 tshirts (rate of $3 per shirt)
Which is the better deal 20 dollars for 5 tshirts or 24 dollars for 8 tshirts? Why?

400.10015
2.003 x .05 =

400.106
.848 ÷ 8

500Four packages of hot dogs =40 hot dogs.
Five packages of buns =40 buns. LCM (8,10)=40.
Hot dogs come packed 10 in a package. Hot dog buns come packed 8 in a package. If we want one hot dog for each bun for a picnic with none left over, what is the LEAST amount of each we need to buy? How many packages of each item would we have to buy?

50012/11
What is the quotient 6 and 5 1/2?

5009 minutes
Julia texts 60 words in 4 minutes, then she texts 135 words in how many minutes?

500.52104
.312 x 1.67 =

50011.41
.4564 ÷ .04

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