-82.71% is the change from 590 to 102
Calculation steps:
[( 102 - 590 ) ÷ 590] x 100 = -82.71%
Formula
Percentage change = [(102 - 590) / 590] x 100
Subtract the new number by the original number
102 - 590 = -488
-488 ÷ 590 = -0.8271186440677966
-0.8271186440677966 x 100 = -82.71%