Percent Problems - Find Whole, Part, or Percent

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'.

Front

How do you find the percent of a number?

Back

To find the percent of a number, multiply the number by the percent (as a decimal) and then divide by 100.

Front

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

Back

Whole = Part / (Percent / 100)

Front

If 25% of a number is 50, what is the number?

Back

Number = 50 / (25 / 100) = 200.

Front

What does it mean to find the part when given the whole and the percent?

Back

To find the part, multiply the whole by the percent (as a decimal).

Front

If 60% of a class of 40 students passed a test, how many students passed?

Back

Students passed = 40 * (60 / 100) = 24 students.

Front

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

Back

Part = Whole * (Percent / 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

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

Back

Percent Increase = ((75 - 50) / 50) * 100 = 50%.

Front

If 10 out of 50 students are absent, what percent is that?

Back

Percent absent = (10 / 50) * 100 = 20%.