Percent Proportion

Front

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

Back

Percent = (Part / Whole) × 100

Front

If 25 is 20% of a number, how do you find that number?

Back

Whole = Part / (Percent / 100) => Whole = 25 / (20 / 100) = 125

Front

What does it mean when we say 'X is Y% of Z'?

Back

It means that X is Y percent of the total amount Z.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100. For example, 75% = 75 / 100 = 0.75.

Front

What is 10% of 200?

Back

20

Front

If 15 is 30% of a number, what is that number?

Back

Whole = 15 / (30 / 100) = 50

Front

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

Back

Percent is the ratio of the part to the whole, expressed as a fraction of 100.

Front

How do you find what percent one number is of another?

Back

Percent = (Part / Whole) × 100.

Front

What is 50% written as a decimal?

Back

0.50

Front

If 60 is 75% of a number, how do you find that number?

Back

Whole = 60 / (75 / 100) = 80