40.23% is the change from 512 to 718
Calculation steps:
[( 718 - 512 ) ÷ 512] x 100 = 40.23%
Formula
Percentage change = [(718 - 512) / 512] x 100
Subtract the new number by the original number
718 - 512 = 206
206 ÷ 512 = 0.40234375
0.40234375 x 100 = 40.23%