Percent Proportion and Percent Equation

Front

What is the formula for calculating the percent proportion?

Back

The percent proportion formula is: \( \frac{part \ (is)}{whole \ (of)} = \frac{\%}{100} \)

Front

How do you convert a fraction to a percentage?

Back

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

Front

What does 'percent' mean?

Back

Percent means 'per hundred' and is a way to express a number as a fraction of 100.

Front

If a team won 63 out of 84 games, how do you find the winning percentage?

Back

To find the winning percentage, divide the number of wins (63) by the total games played (84) and multiply by 100. \( \frac{63}{84} \times 100 = 75\% \)

Front

What is the percent equation?

Back

The percent equation is: \( part = percent \times whole \)

Front

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

Back

To find what percent one number (part) is of another number (whole), use the formula: \( percent = \frac{part}{whole} \times 100 \)

Front

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

Back

The relationship is defined by the percent equation: \( part = percent \times whole \)

Front

How do you calculate 30% of a given amount?

Back

To calculate 30% of an amount, multiply the amount by 0.30.

Front

What is the first step in solving a percent problem?

Back

The first step is to identify the part, whole, and the percent you are trying to find.

Front

If Sarah earns $20 and spends 30% of it, how much does she spend?

Back

To find how much Sarah spends, calculate 30% of $20: \( 0.30 \times 20 = 6 \). So, she spends $6.