-57.68% is the change from 612 to 259
Calculation steps:
[( 259 - 612 ) ÷ 612] x 100 = -57.68%
Formula
Percentage change = [(259 - 612) / 612] x 100
Subtract the new number by the original number
259 - 612 = -353
-353 ÷ 612 = -0.576797385620915
-0.576797385620915 x 100 = -57.68%