-1.26% is the change from 239 to 236
Calculation steps:
[( 236 - 239 ) ÷ 239] x 100 = -1.26%
Formula
Percentage change = [(236 - 239) / 239] x 100
Subtract the new number by the original number
236 - 239 = -3
-3 ÷ 239 = -0.012552301255230125
-0.012552301255230125 x 100 = -1.26%