81.8% is the change from 511 to 929
Calculation steps:
[( 929 - 511 ) ÷ 511] x 100 = 81.8%
Formula
Percentage change = [(929 - 511) / 511] x 100
Subtract the new number by the original number
929 - 511 = 418
418 ÷ 511 = 0.8180039138943248
0.8180039138943248 x 100 = 81.8%