Prop. - Real World
Random Math Fun
Percents - Real world
Complex proportions
Percent proportions
100

Charlie is six feet tall and has a 5.5 foot shadow.  If a tree is 18 feet tall, how long will it's shadow be? 

What is 16.5 feet long.

100

Without using a calculator, what is  13% of 50?

What is 6.5. 

100

If a sweater costs $25, and it is 5% off, how much will it cost?

$23.75

(-1.25)

100

Solve for x:   (x + 1)/2    =   3/2

What is x = 1/2

100

What is 10% of 42? 

What is 4.2

200

At a restaurant you can buy four tacos for $6.32.  If you want to buy 13 tacos for a party, how much money will you spend? 

What is $20.54 

200

A recipe for oatmeal cookies calls for 2 cups of flour for every 3 cups of oatmeal. How much flour is needed for a big batch of cookies that uses 9 cups of oatmeal?

What is 6 cups of flour.

200

If a bag costs $36, and it is 10% off, what is the discount? 

What is $3.60

200

Solve for x:  (x + 1)/3  =  x/5

What is   x = -2.5

200

50 is what percent of 82?

What is about 61%

300

You go shopping for shoes on Black Friday.  The pair of shoes that you want is now 65% off.  If you paid $15, how much did the shoes originally cost?

What is about $42.86

300

Cody can eat 21 hot dogs in 66 minutes. He wants to know how many minutes it would take him to eat 35 hot dogs if he can keep up the same pace.

What is 110 minutes.

300

If a haircut costs $40, and it is 15% off, how much will it be?

$34

(-6)

300

Solve for x:  2/(3x + 3)   =   4/7

What is x = 1/6

300

22 is what percent of 23?

What is about 96%

400

In a bag of regular skittles, 22% of the candies are red.  If there are 32 candies per bag, how many red skittles will there be? 

What is about 7 red skittles.
400

Over the past six days, it has snowed a total of about 10 inches.  If this pattern continues, how many days will it take to have a total of 15 inches of snow? 

What is nine days. 

400

If a book costs $13 and is 20% off, how much money do you save? 

What is $2.60. 
400
Solve for x:  7/2x  =  2/(x + 1)

What is  x = -7/3

400
20 is what percent of 8?

What is 250%

500

There are about 400 seventh graders at South Middle School.  Mr. Willman has about 36% of them in class.  Of those students, 75% of them get "secure" on their test tomorrow.  

How many students will get a "secure"?

What is 108 students will get a "secure". 

500

Create a proportion that when solved, will result in an answer of  x = 10.

Many different answers.

500

If a couch costs $250 and is 25% off, how much will it be?

$187.50

(-62.5)

500

Solve for x:  4/(2x - 2)  =  -1/3

What is  x = -5

500

What is 145% of 35? 

What is 50.75