-76.31% is the change from 612 to 145
Calculation steps:
[( 145 - 612 ) ÷ 612] x 100 = -76.31%
Formula
Percentage change = [(145 - 612) / 612] x 100
Subtract the new number by the original number
145 - 612 = -467
-467 ÷ 612 = -0.7630718954248366
-0.7630718954248366 x 100 = -76.31%