-32.08% is the change from 424 to 288
Calculation steps:
[( 288 - 424 ) ÷ 424] x 100 = -32.08%
Formula
Percentage change = [(288 - 424) / 424] x 100
Subtract the new number by the original number
288 - 424 = -136
-136 ÷ 424 = -0.32075471698113206
-0.32075471698113206 x 100 = -32.08%