-94.14% is the change from 853 to 50
Calculation steps:
[( 50 - 853 ) ÷ 853] x 100 = -94.14%
Formula
Percentage change = [(50 - 853) / 853] x 100
Subtract the new number by the original number
50 - 853 = -803
-803 ÷ 853 = -0.9413833528722158
-0.9413833528722158 x 100 = -94.14%