771% is the change from 100 to 871
Calculation steps:
[( 871 - 100 ) ÷ 100] x 100 = 771%
Formula
Percentage change = [(871 - 100) / 100] x 100
Subtract the new number by the original number
871 - 100 = 771
771 ÷ 100 = 7.71
7.71 x 100 = 771%
Example