-72.81% is the change from 835 to 227
Calculation steps:
[( 227 - 835 ) ÷ 835] x 100 = -72.81%
Formula
Percentage change = [(227 - 835) / 835] x 100
Subtract the new number by the original number
227 - 835 = -608
-608 ÷ 835 = -0.7281437125748503
-0.7281437125748503 x 100 = -72.81%