0.6 Percent Proportion

Front

What is the formula to calculate percentage?

Back

Percentage = (Part / Whole) × 100

Front

If Eric earned 60 points out of 75, how do you calculate his percent grade?

Back

Percent grade = (60 / 75) × 100 = 80%.

Front

What is 30% of 80?

Back

30% of 80 = 0.30 × 80 = 24.

Front

What is 30% of 50?

Back

30% of 50 = 0.30 × 50 = 15.

Front

If a 12% bonus is $30.72, how do you find the original amount?

Back

Original amount = Bonus / Percentage = $30.72 / 0.12 = $256.

Front

What is the relationship between percentage, fraction, and decimal?

Back

Percentage = Fraction × 100; Decimal = Fraction.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100.

Front

How do you convert a decimal to a percentage?

Back

To convert a decimal to a percentage, multiply by 100.

Front

What is 34% of a number if the result is 51?

Back

Let x be the number. 0.34x = 51; x = 51 / 0.34 = 150.

Front

What does it mean if a number is 80% of another number?

Back

It means that the first number is 80 out of 100 parts of the second number.