-71.12% is the change from 838 to 242
Calculation steps:
[( 242 - 838 ) ÷ 838] x 100 = -71.12%
Formula
Percentage change = [(242 - 838) / 838] x 100
Subtract the new number by the original number
242 - 838 = -596
-596 ÷ 838 = -0.711217183770883
-0.711217183770883 x 100 = -71.12%