6.1 - 6.3 Review

Front

What is the formula to calculate the percentage of a part compared to a whole?

Back

Percentage = (Part / Whole) × 100

Front

If there are 4 trombones out of 25 instruments, what percent of the instruments are trombones?

Back

16%

Front

How do you find the percentage of empty seats in a theater?

Back

Percentage of empty seats = (Empty seats / Total seats) × 100

Front

If a movie theater has 250 seats and 225 are sold, how many seats are empty?

Back

25 seats

Front

What is 25% expressed as a fraction?

Back

1/4

Front

If Roman has 2 red pens and this is 25% of his total pens, how many pens does he have in total?

Back

8 pens

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

Express 8% as a decimal.

Back

0.08

Front

What percent grade did Shirley get if she spelled 12 out of 15 words correctly?

Back

80%

Front

How do you calculate the percentage of correct answers on a test?

Back

Percentage = (Correct answers / Total questions) × 100