-85.91% is the change from 972 to 137
Calculation steps:
[( 137 - 972 ) ÷ 972] x 100 = -85.91%
Formula
Percentage change = [(137 - 972) / 972] x 100
Subtract the new number by the original number
137 - 972 = -835
-835 ÷ 972 = -0.8590534979423868
-0.8590534979423868 x 100 = -85.91%