76.32% is the change from 511 to 901
Calculation steps:
[( 901 - 511 ) ÷ 511] x 100 = 76.32%
Formula
Percentage change = [(901 - 511) / 511] x 100
Subtract the new number by the original number
901 - 511 = 390
390 ÷ 511 = 0.7632093933463796
0.7632093933463796 x 100 = 76.32%