-77.31% is the change from 855 to 194
Calculation steps:
[( 194 - 855 ) ÷ 855] x 100 = -77.31%
Formula
Percentage change = [(194 - 855) / 855] x 100
Subtract the new number by the original number
194 - 855 = -661
-661 ÷ 855 = -0.7730994152046784
-0.7730994152046784 x 100 = -77.31%