511.81% is the change from 127 to 777
Calculation steps:
[( 777 - 127 ) ÷ 127] x 100 = 511.81%
Formula
Percentage change = [(777 - 127) / 127] x 100
Subtract the new number by the original number
777 - 127 = 650
650 ÷ 127 = 5.118110236220472
5.118110236220472 x 100 = 511.81%