-82.47% is the change from 930 to 163
Calculation steps:
[( 163 - 930 ) ÷ 930] x 100 = -82.47%
Formula
Percentage change = [(163 - 930) / 930] x 100
Subtract the new number by the original number
163 - 930 = -767
-767 ÷ 930 = -0.8247311827956989
-0.8247311827956989 x 100 = -82.47%