-82.13% is the change from 912 to 163
Calculation steps:
[( 163 - 912 ) ÷ 912] x 100 = -82.13%
Formula
Percentage change = [(163 - 912) / 912] x 100
Subtract the new number by the original number
163 - 912 = -749
-749 ÷ 912 = -0.8212719298245614
-0.8212719298245614 x 100 = -82.13%