-76.85% is the change from 838 to 194
Calculation steps:
[( 194 - 838 ) ÷ 838] x 100 = -76.85%
Formula
Percentage change = [(194 - 838) / 838] x 100
Subtract the new number by the original number
194 - 838 = -644
-644 ÷ 838 = -0.7684964200477327
-0.7684964200477327 x 100 = -76.85%