-17.22% is the change from 331 to 274
Calculation steps:
[( 274 - 331 ) ÷ 331] x 100 = -17.22%
Formula
Percentage change = [(274 - 331) / 331] x 100
Subtract the new number by the original number
274 - 331 = -57
-57 ÷ 331 = -0.17220543806646527
-0.17220543806646527 x 100 = -17.22%