-37.75% is the change from 959 to 597
Calculation steps:
[( 597 - 959 ) ÷ 959] x 100 = -37.75%
Formula
Percentage change = [(597 - 959) / 959] x 100
Subtract the new number by the original number
597 - 959 = -362
-362 ÷ 959 = -0.37747653806047965
-0.37747653806047965 x 100 = -37.75%