271.56% is the change from 225 to 836
Calculation steps:
[( 836 - 225 ) ÷ 225] x 100 = 271.56%
Formula
Percentage change = [(836 - 225) / 225] x 100
Subtract the new number by the original number
836 - 225 = 611
611 ÷ 225 = 2.7155555555555555
2.7155555555555555 x 100 = 271.56%