-64.79% is the change from 71 to 25
Calculation steps:
[( 25 - 71 ) ÷ 71] x 100 = -64.79%
Formula
Percentage change = [(25 - 71) / 71] x 100
Subtract the new number by the original number
25 - 71 = -46
-46 ÷ 71 = -0.647887323943662
-0.647887323943662 x 100 = -64.79%