-52.86% is the change from 280 to 132
Calculation steps:
[( 132 - 280 ) ÷ 280] x 100 = -52.86%
Formula
Percentage change = [(132 - 280) / 280] x 100
Subtract the new number by the original number
132 - 280 = -148
-148 ÷ 280 = -0.5285714285714286
-0.5285714285714286 x 100 = -52.86%