-30.4% is the change from 602 to 419
Calculation steps:
[( 419 - 602 ) ÷ 602] x 100 = -30.4%
Formula
Percentage change = [(419 - 602) / 602] x 100
Subtract the new number by the original number
419 - 602 = -183
-183 ÷ 602 = -0.30398671096345514
-0.30398671096345514 x 100 = -30.4%