-94.1% is the change from 847 to 50
Calculation steps:
[( 50 - 847 ) ÷ 847] x 100 = -94.1%
Formula
Percentage change = [(50 - 847) / 847] x 100
Subtract the new number by the original number
50 - 847 = -797
-797 ÷ 847 = -0.9409681227863046
-0.9409681227863046 x 100 = -94.1%