-93.55% is the change from 155 to 10
Calculation steps:
[( 10 - 155 ) ÷ 155] x 100 = -93.55%
Formula
Percentage change = [(10 - 155) / 155] x 100
Subtract the new number by the original number
10 - 155 = -145
-145 ÷ 155 = -0.9354838709677419
-0.9354838709677419 x 100 = -93.55%