-78.98% is the change from 918 to 193
Calculation steps:
[( 193 - 918 ) ÷ 918] x 100 = -78.98%
Formula
Percentage change = [(193 - 918) / 918] x 100
Subtract the new number by the original number
193 - 918 = -725
-725 ÷ 918 = -0.789760348583878
-0.789760348583878 x 100 = -78.98%