Percent Proportions

Front

What is a percent proportion?

Back

A percent proportion is a way to express a part of a whole as a percentage. It is often used to find out how much one quantity is in relation to another.

Front

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

Back

Part = (Percent / 100) * Whole

Front

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

Back

Whole = (Part / Percent) * 100

Front

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

Back

Percent = (Part / Whole) * 100

Front

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

Back

200

Front

What is 40% of 230?

Back

92

Front

If 18 is 20% of a number, what is the number?

Back

90

Front

If 12% of the cars that went through the car wash were blue and 75 cars went through, how many were blue?

Back

9

Front

Shirley spelled 12 of her 15 spelling words correctly. What percent grade did she get?

Back

80%.

Front

What number is 20% of 102?

Back

20.4