Fractions, Decimals, Percents

Convert Fraction to Decimal

100

25/100

.25

200

48/50

.96

300

3/5

.6 or .60

400

4/9

.4 repeating

500

3/8

.375

Convert Decimal to Fraction

100

.4

4/10 = 2/5

200

.64

64/100 = 16/25

300

.875

875/1,000 = 21/25

400

.84

84/100 = 21/25

500

.3

3/10

Convert Fraction to Percent

100

25/100

25%

200

48/50

96%

300

3/5

60%

400

4/9

44.4 repeating %

500

3/8

37.5%

Comparing Unit Rate

100

The price of a ticket is represented by y=4.50x. What is the price for one ticket?

$4.50

200

Dan can run 2 miles in 10 minutes. Tina can run 4 miles in 24 minutes. Who can run faster?

Dan can run a 5 minute mile.

300

I can buy 5 tickets for $60. What is the unit rate?

$12 per ticket

400

Stan's is selling 6 donuts for $12. Jewel is selling 12 donuts for $6. Who is the better buy?

Jewel. They are only $.50.

500

Luca paid $85 for 17 bags of candy at the concession stand. If he buys 21 bags of candy at that same rate, how much will be spend?

He will spend $105

Percent Problems

100

A chef made 40 sandwiches. He put mustard on 20 of them. What percent of sandwiches had mustard?

50%

200

40% of classroom books are fiction. That is 32 fiction books. How many books are in the library?

There are 80 books in the library.

300

In a school, 500 lockers were checked. 300 were clean. What percent were clean?

60% of lockers were clean

400

Ms. School graded 20% of her 150 students papers. How many papers did she grade?

She graded 30 papers. 

500

The sale price of an item is $160 after a 20% discount. What was the original price?

The original price was $200.