-37.82% is the change from 156 to 97
Calculation steps:
[( 97 - 156 ) ÷ 156] x 100 = -37.82%
Formula
Percentage change = [(97 - 156) / 156] x 100
Subtract the new number by the original number
97 - 156 = -59
-59 ÷ 156 = -0.3782051282051282
-0.3782051282051282 x 100 = -37.82%