-90.52% is the change from 612 to 58
Calculation steps:
[( 58 - 612 ) ÷ 612] x 100 = -90.52%
Formula
Percentage change = [(58 - 612) / 612] x 100
Subtract the new number by the original number
58 - 612 = -554
-554 ÷ 612 = -0.9052287581699346
-0.9052287581699346 x 100 = -90.52%