-89.69% is the change from 902 to 93
Calculation steps:
[( 93 - 902 ) ÷ 902] x 100 = -89.69%
Formula
Percentage change = [(93 - 902) / 902] x 100
Subtract the new number by the original number
93 - 902 = -809
-809 ÷ 902 = -0.8968957871396895
-0.8968957871396895 x 100 = -89.69%