-82.82% is the change from 838 to 144
Calculation steps:
[( 144 - 838 ) ÷ 838] x 100 = -82.82%
Formula
Percentage change = [(144 - 838) / 838] x 100
Subtract the new number by the original number
144 - 838 = -694
-694 ÷ 838 = -0.8281622911694511
-0.8281622911694511 x 100 = -82.82%