71.88% is the change from 512 to 880
Calculation steps:
[( 880 - 512 ) ÷ 512] x 100 = 71.88%
Formula
Percentage change = [(880 - 512) / 512] x 100
Subtract the new number by the original number
880 - 512 = 368
368 ÷ 512 = 0.71875
0.71875 x 100 = 71.88%