80.27% is the change from 512 to 923
Calculation steps:
[( 923 - 512 ) ÷ 512] x 100 = 80.27%
Formula
Percentage change = [(923 - 512) / 512] x 100
Subtract the new number by the original number
923 - 512 = 411
411 ÷ 512 = 0.802734375
0.802734375 x 100 = 80.27%