-74.23% is the change from 423 to 109
Calculation steps:
[( 109 - 423 ) ÷ 423] x 100 = -74.23%
Formula
Percentage change = [(109 - 423) / 423] x 100
Subtract the new number by the original number
109 - 423 = -314
-314 ÷ 423 = -0.7423167848699763
-0.7423167848699763 x 100 = -74.23%