-78.14% is the change from 590 to 129
Calculation steps:
[( 129 - 590 ) ÷ 590] x 100 = -78.14%
Formula
Percentage change = [(129 - 590) / 590] x 100
Subtract the new number by the original number
129 - 590 = -461
-461 ÷ 590 = -0.7813559322033898
-0.7813559322033898 x 100 = -78.14%