-56.79% is the change from 287 to 124
Calculation steps:
[( 124 - 287 ) ÷ 287] x 100 = -56.79%
Formula
Percentage change = [(124 - 287) / 287] x 100
Subtract the new number by the original number
124 - 287 = -163
-163 ÷ 287 = -0.5679442508710801
-0.5679442508710801 x 100 = -56.79%