-56.06% is the change from 421 to 185
Calculation steps:
[( 185 - 421 ) ÷ 421] x 100 = -56.06%
Formula
Percentage change = [(185 - 421) / 421] x 100
Subtract the new number by the original number
185 - 421 = -236
-236 ÷ 421 = -0.5605700712589073
-0.5605700712589073 x 100 = -56.06%