-18.41% is the change from 603 to 492
Calculation steps:
[( 492 - 603 ) ÷ 603] x 100 = -18.41%
Formula
Percentage change = [(492 - 603) / 603] x 100
Subtract the new number by the original number
492 - 603 = -111
-111 ÷ 603 = -0.18407960199004975
-0.18407960199004975 x 100 = -18.41%