-91.64% is the change from 598 to 50
Calculation steps:
[( 50 - 598 ) ÷ 598] x 100 = -91.64%
Formula
Percentage change = [(50 - 598) / 598] x 100
Subtract the new number by the original number
50 - 598 = -548
-548 ÷ 598 = -0.9163879598662207
-0.9163879598662207 x 100 = -91.64%