Unit 6 Review

Front

What is the formula to calculate percentage decrease?

Back

Percentage Decrease = ((Original Value - New Value) / Original Value) * 100

Front

How do you convert a percentage to a decimal?

Back

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

Front

What is 10% expressed as a decimal?

Back

0.1

Front

How do you calculate the percent of change?

Back

Percent of Change = ((New Value - Original Value) / Original Value) * 100

Front

What is the decimal equivalent of 25%?

Back

0.25

Front

If a quantity decreases from 980 to 637, what is the percentage decrease?

Back

35%.

Front

What is the decimal equivalent of 759%?

Back

7.59

Front

How do you convert a decimal to a percentage?

Back

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

Front

What is the percent of change if Tom's salary increases from $240 to $288?

Back

20%.

Front

What is the relationship between fractions, decimals, and percentages?

Back

Fractions can be converted to decimals and percentages; for example, 1/4 = 0.25 = 25%.