90.63% is the change from 512 to 976
Calculation steps:
[( 976 - 512 ) ÷ 512] x 100 = 90.63%
Formula
Percentage change = [(976 - 512) / 512] x 100
Subtract the new number by the original number
976 - 512 = 464
464 ÷ 512 = 0.90625
0.90625 x 100 = 90.63%