-78.24% is the change from 602 to 131
Calculation steps:
[( 131 - 602 ) ÷ 602] x 100 = -78.24%
Formula
Percentage change = [(131 - 602) / 602] x 100
Subtract the new number by the original number
131 - 602 = -471
-471 ÷ 602 = -0.782392026578073
-0.782392026578073 x 100 = -78.24%