49.32% is the change from 511 to 763
Calculation steps:
[( 763 - 511 ) ÷ 511] x 100 = 49.32%
Formula
Percentage change = [(763 - 511) / 511] x 100
Subtract the new number by the original number
763 - 511 = 252
252 ÷ 511 = 0.4931506849315068
0.4931506849315068 x 100 = 49.32%