-8.99% is the change from 656 to 597
Calculation steps:
[( 597 - 656 ) ÷ 656] x 100 = -8.99%
Formula
Percentage change = [(597 - 656) / 656] x 100
Subtract the new number by the original number
597 - 656 = -59
-59 ÷ 656 = -0.0899390243902439
-0.0899390243902439 x 100 = -8.99%