223.81% is the change from 252 to 816
Calculation steps:
[( 816 - 252 ) ÷ 252] x 100 = 223.81%
Formula
Percentage change = [(816 - 252) / 252] x 100
Subtract the new number by the original number
816 - 252 = 564
564 ÷ 252 = 2.238095238095238
2.238095238095238 x 100 = 223.81%