Ratios, Proportions and Percentages

Percentage to a decimal

100

Convert 25% to a decimal 

.25

200

Convert 12.5% to a decimal 

.125

300

Convert 56% to a decimal 

.56

400

Convert 40.5% to a decimal

.405

500

Convert 200% to a decimal

2.0

Decimal to a percentage

100

Convert .35 to a percentage

35%

200

Convert .10 to a percentage

10%

300

Convert .75 to a percentage.

75%

400

Convert .43 to a percentage. 

43%

500

Convert 3.4 to a percentage.

340%

Unit Rates

100

There are 32 tires on 8 cars. How many tires are on 1 car? 

4 tires.

200

There are 16 legs on 8 people. How many legs are there on 1 person? 

2 legs

300

There are 18 cans in 3 packs of soda. How many cans are in 1 pack? 

6 cans

400

It costs $15 dollars for 3 hotdogs. How much is it for 1 hot dog? 

$5

500

It costs $72 for 8 movie tickets. How much does it cost for 1 movie ticket? 

$9 

Proportions

100

There are 8 ounces in 1 cup.  How many ounces are in 5 cups? 

40 ounces

200

There are 7 days in 1 week. How many days are in 3 weeks? 

21 days

300

There are 25 cents in 1 quarter.  How many cents are in 4 quarters

100 cents

400

A dime is worth 10 cents. How much are 8 dimes worth?

80 cents

500

If one stuffy costs $5 dollars how many stuffies can you get with $50? 

10 stuffies

Percentage off

100

If a game costs $50 but it is 10% off, how much will it cost? 

$45

200

If a new water bottle costs $20 but it is 20% off, how much will it cost? 

$16

300

If a new TV is $500 but it is 50% off, how much will it cost?

$250

400

If a new pair of jeans are $40 but it is 30% off, how much will you pay? 

$28 

500

If a new pair of shoes are $100 but it is 45% off, how much will the shoes cost? 

$55