-90.84% is the change from 972 to 89
Calculation steps:
[( 89 - 972 ) ÷ 972] x 100 = -90.84%
Formula
Percentage change = [(89 - 972) / 972] x 100
Subtract the new number by the original number
89 - 972 = -883
-883 ÷ 972 = -0.9084362139917695
-0.9084362139917695 x 100 = -90.84%