Percent Proportions

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents a part of a whole.

Front

How do you calculate the percent of a quantity?

Back

To calculate the percent of a quantity, divide the part by the whole and multiply by 100. Formula: (Part/Whole) x 100.

Front

What does it mean if 40% of a group are boys?

Back

It means that out of every 100 members of the group, 40 are boys.

Front

If 24 out of 60 books are nonfiction, how do you find the percent of nonfiction books?

Back

Divide 24 by 60 to get 0.4, then multiply by 100 to get 40%.

Front

What is the formula to find the whole when given a part and a percent?

Back

Whole = Part / (Percent/100).

Front

If 3 granola bars are 25% of the total, how do you find the total number of granola bars?

Back

Total = 3 / (25/100) = 12 granola bars.

Front

What is the relationship between percent, part, and whole?

Back

Percent is the part divided by the whole, multiplied by 100.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100.

Front

If 5% of a number is 26, how do you find the number?

Back

Number = 26 / (5/100) = 520.

Front

What does it mean if 25% of a number is given?

Back

It means that the number can be divided into four equal parts, and 25% represents one of those parts.