-90.36% is the change from 612 to 59
Calculation steps:
[( 59 - 612 ) ÷ 612] x 100 = -90.36%
Formula
Percentage change = [(59 - 612) / 612] x 100
Subtract the new number by the original number
59 - 612 = -553
-553 ÷ 612 = -0.9035947712418301
-0.9035947712418301 x 100 = -90.36%