-55.56% is the change from 423 to 188
Calculation steps:
[( 188 - 423 ) ÷ 423] x 100 = -55.56%
Formula
Percentage change = [(188 - 423) / 423] x 100
Subtract the new number by the original number
188 - 423 = -235
-235 ÷ 423 = -0.5555555555555556
-0.5555555555555556 x 100 = -55.56%