-81.71% is the change from 410 to 75
Calculation steps:
[( 75 - 410 ) ÷ 410] x 100 = -81.71%
Formula
Percentage change = [(75 - 410) / 410] x 100
Subtract the new number by the original number
75 - 410 = -335
-335 ÷ 410 = -0.8170731707317073
-0.8170731707317073 x 100 = -81.71%