-87.59% is the change from 411 to 51
Calculation steps:
[( 51 - 411 ) ÷ 411] x 100 = -87.59%
Formula
Percentage change = [(51 - 411) / 411] x 100
Subtract the new number by the original number
51 - 411 = -360
-360 ÷ 411 = -0.8759124087591241
-0.8759124087591241 x 100 = -87.59%