-74.31% is the change from 580 to 149
Calculation steps:
[( 149 - 580 ) ÷ 580] x 100 = -74.31%
Formula
Percentage change = [(149 - 580) / 580] x 100
Subtract the new number by the original number
149 - 580 = -431
-431 ÷ 580 = -0.743103448275862
-0.743103448275862 x 100 = -74.31%