-89.38% is the change from 932 to 99
Calculation steps:
[( 99 - 932 ) ÷ 932] x 100 = -89.38%
Formula
Percentage change = [(99 - 932) / 932] x 100
Subtract the new number by the original number
99 - 932 = -833
-833 ÷ 932 = -0.8937768240343348
-0.8937768240343348 x 100 = -89.38%