Percent Proportion

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents how many parts out of 100 are considered.

Front

How do you calculate the percentage of a number?

Back

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

Front

What is the formula for finding the total when given a part and its percentage?

Back

Total = Part / (Percentage / 100).

Front

If 35 boys represent 5% of the total enrollment, how do you find the total enrollment?

Back

Total Enrollment = 35 / (5 / 100) = 700.

Front

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

Back

Percentage of correct answers = (Number of correct answers / Total answers) x 100.

Front

What is the percentage of correct answers if a student got 36 correct out of 40 questions?

Back

Percentage = (36 / 40) x 100 = 90%.

Front

What does it mean if 198 is 33% of a number?

Back

It means that 198 is one-third of that number, and you can find the number by dividing 198 by 0.33.

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 multiply by 100.

Front

What is the percentage of cans recycled if 13 out of 20 cans are recycled?

Back

Percentage recycled = (13 / 20) x 100 = 65%.

Front

If Shirley spelled 12 out of 15 words correctly, how do you find her percentage score?

Back

Percentage score = (12 / 15) x 100 = 80%.