The difference between them is large only when percent changes are high.

This can be expanded for a case where you do not have the same percent change.

The population was 15,134 at the 2010 census, a 39.6 percent change from 2000.

In the case of interest rates, it is a common practice to state the percent change differently.

Each swing represented a less than 3 percent change, however.

"But you can't ignore a 9 percent change because that's a big increase."

Or the percent change in acceleration due to wind changes during the race.

The percent change from January 1, 1990 is shown on the right axis.

How do I calculate the percent change between two time periods?

The median sale price increased to $157,000, from $153,000 last year, a 3 percent change.