-50% is the change from 590 to 295
Calculation steps:
[( 295 - 590 ) ÷ 590] x 100 = -50%
Formula
Percentage change = [(295 - 590) / 590] x 100
Subtract the new number by the original number
295 - 590 = -295
-295 ÷ 590 = -0.5
-0.5 x 100 = -50%
Example