-31.48% is the change from 270 to 185
Calculation steps:
[( 185 - 270 ) ÷ 270] x 100 = -31.48%
Formula
Percentage change = [(185 - 270) / 270] x 100
Subtract the new number by the original number
185 - 270 = -85
-85 ÷ 270 = -0.3148148148148148
-0.3148148148148148 x 100 = -31.48%