Percent Change

Front

What is percent change?

Back

Percent change is a measure of how much a quantity has increased or decreased relative to its original value, expressed as a percentage.

Front

How do you calculate percent change?

Back

Percent change is calculated using the formula: ((New Value - Old Value) / Old Value) x 100.

Front

If a value increases from 50 to 75, what is the percent change?

Back

The percent change is 50% increase.

Front

If a value decreases from 200 to 150, what is the percent change?

Back

The percent change is 25% decrease.

Front

What does a positive percent change indicate?

Back

A positive percent change indicates an increase in value.

Front

What does a negative percent change indicate?

Back

A negative percent change indicates a decrease in value.

Front

How do you interpret a percent change of 0%?

Back

A percent change of 0% indicates that there has been no change in value.

Front

What is the percent change if a product's price goes from $40 to $30?

Back

The percent change is a 25% decrease.

Front

How do you round percent change to the nearest whole number?

Back

To round percent change to the nearest whole number, look at the first decimal place: if it's 5 or higher, round up; if it's 4 or lower, round down.

Front

What is the percent change in student enrollment from 30 to 27 students?

Back

The percent change is a 10% decrease.