-59.48% is the change from 580 to 235
Calculation steps:
[( 235 - 580 ) ÷ 580] x 100 = -59.48%
Formula
Percentage change = [(235 - 580) / 580] x 100
Subtract the new number by the original number
235 - 580 = -345
-345 ÷ 580 = -0.5948275862068966
-0.5948275862068966 x 100 = -59.48%