-94.03% is the change from 837 to 50
Calculation steps:
[( 50 - 837 ) ÷ 837] x 100 = -94.03%
Formula
Percentage change = [(50 - 837) / 837] x 100
Subtract the new number by the original number
50 - 837 = -787
-787 ÷ 837 = -0.94026284348865
-0.94026284348865 x 100 = -94.03%