77.45% is the change from 510 to 905
Calculation steps:
[( 905 - 510 ) ÷ 510] x 100 = 77.45%
Formula
Percentage change = [(905 - 510) / 510] x 100
Subtract the new number by the original number
905 - 510 = 395
395 ÷ 510 = 0.7745098039215687
0.7745098039215687 x 100 = 77.45%