-75.17% is the change from 584 to 145
Calculation steps:
[( 145 - 584 ) ÷ 584] x 100 = -75.17%
Formula
Percentage change = [(145 - 584) / 584] x 100
Subtract the new number by the original number
145 - 584 = -439
-439 ÷ 584 = -0.7517123287671232
-0.7517123287671232 x 100 = -75.17%