Percent Proportion (Find the Percent)

Front

What is the formula to find the percent of a quantity?

Back

Percent = (Part / Whole) x 100

Front

If 30 out of 150 students passed a test, what percent passed?

Back

20% passed (30/150 x 100 = 20%)

Front

How do you convert a fraction to a percent?

Back

Multiply the fraction by 100 and add a percent sign.

Front

What percent of 200 is 50?

Back

25% (50/200 x 100 = 25%)

Front

If a student scores 45 out of 60 on a test, how do you find their percent score?

Back

Percent score = (45/60) x 100 = 75%.

Front

What does it mean if a student scored 90% on a test?

Back

It means the student answered 90% of the questions correctly.

Front

How do you find the number of items that represent a certain percent of a total?

Back

Multiply the total by the percent (in decimal form).

Front

What is the percent of increase if a price goes from $50 to $75?

Back

50% increase ([(75-50)/50] x 100 = 50%).

Front

If a store has a 20% discount on a $100 item, what is the sale price?

Back

Sale price = $100 - ($100 x 0.20) = $80.

Front

What is the relationship between percent, fraction, and decimal?

Back

Percent is a fraction out of 100; to convert, divide by 100 for decimal and multiply by 100 for percent.