-52.66% is the change from 847 to 401
Calculation steps:
[( 401 - 847 ) ÷ 847] x 100 = -52.66%
Formula
Percentage change = [(401 - 847) / 847] x 100
Subtract the new number by the original number
401 - 847 = -446
-446 ÷ 847 = -0.526564344746163
-0.526564344746163 x 100 = -52.66%