-53.85% is the change from 195 to 90
Calculation steps:
[( 90 - 195 ) ÷ 195] x 100 = -53.85%
Formula
Percentage change = [(90 - 195) / 195] x 100
Subtract the new number by the original number
90 - 195 = -105
-105 ÷ 195 = -0.5384615384615384
-0.5384615384615384 x 100 = -53.85%