1423.53% is the change from 51 to 777
Calculation steps:
[( 777 - 51 ) ÷ 51] x 100 = 1423.53%
Formula
Percentage change = [(777 - 51) / 51] x 100
Subtract the new number by the original number
777 - 51 = 726
726 ÷ 51 = 14.235294117647058
14.235294117647058 x 100 = 1423.53%