285.4% is the change from 226 to 871
Calculation steps:
[( 871 - 226 ) ÷ 226] x 100 = 285.4%
Formula
Percentage change = [(871 - 226) / 226] x 100
Subtract the new number by the original number
871 - 226 = 645
645 ÷ 226 = 2.853982300884956
2.853982300884956 x 100 = 285.4%