48.44% is the change from 512 to 760
Calculation steps:
[( 760 - 512 ) ÷ 512] x 100 = 48.44%
Formula
Percentage change = [(760 - 512) / 512] x 100
Subtract the new number by the original number
760 - 512 = 248
248 ÷ 512 = 0.484375
0.484375 x 100 = 48.44%