-32.56% is the change from 602 to 406
Calculation steps:
[( 406 - 602 ) ÷ 602] x 100 = -32.56%
Formula
Percentage change = [(406 - 602) / 602] x 100
Subtract the new number by the original number
406 - 602 = -196
-196 ÷ 602 = -0.32558139534883723
-0.32558139534883723 x 100 = -32.56%