-33.5% is the change from 606 to 403
Calculation steps:
[( 403 - 606 ) ÷ 606] x 100 = -33.5%
Formula
Percentage change = [(403 - 606) / 606] x 100
Subtract the new number by the original number
403 - 606 = -203
-203 ÷ 606 = -0.334983498349835
-0.334983498349835 x 100 = -33.5%