87.5% is the change from 512 to 960
Calculation steps:
[( 960 - 512 ) ÷ 512] x 100 = 87.5%
Formula
Percentage change = [(960 - 512) / 512] x 100
Subtract the new number by the original number
960 - 512 = 448
448 ÷ 512 = 0.875
0.875 x 100 = 87.5%
Example