-90.7% is the change from 602 to 56
Calculation steps:
[( 56 - 602 ) ÷ 602] x 100 = -90.7%
Formula
Percentage change = [(56 - 602) / 602] x 100
Subtract the new number by the original number
56 - 602 = -546
-546 ÷ 602 = -0.9069767441860465
-0.9069767441860465 x 100 = -90.7%