-93.79% is the change from 161 to 10
Calculation steps:
[( 10 - 161 ) ÷ 161] x 100 = -93.79%
Formula
Percentage change = [(10 - 161) / 161] x 100
Subtract the new number by the original number
10 - 161 = -151
-151 ÷ 161 = -0.937888198757764
-0.937888198757764 x 100 = -93.79%