52.93% is the change from 512 to 783
Calculation steps:
[( 783 - 512 ) ÷ 512] x 100 = 52.93%
Formula
Percentage change = [(783 - 512) / 512] x 100
Subtract the new number by the original number
783 - 512 = 271
271 ÷ 512 = 0.529296875
0.529296875 x 100 = 52.93%