61.52% is the change from 512 to 827
Calculation steps:
[( 827 - 512 ) ÷ 512] x 100 = 61.52%
Formula
Percentage change = [(827 - 512) / 512] x 100
Subtract the new number by the original number
827 - 512 = 315
315 ÷ 512 = 0.615234375
0.615234375 x 100 = 61.52%