-74.18% is the change from 612 to 158
Calculation steps:
[( 158 - 612 ) ÷ 612] x 100 = -74.18%
Formula
Percentage change = [(158 - 612) / 612] x 100
Subtract the new number by the original number
158 - 612 = -454
-454 ÷ 612 = -0.7418300653594772
-0.7418300653594772 x 100 = -74.18%