41.8% is the change from 512 to 726
Calculation steps:
[( 726 - 512 ) ÷ 512] x 100 = 41.8%
Formula
Percentage change = [(726 - 512) / 512] x 100
Subtract the new number by the original number
726 - 512 = 214
214 ÷ 512 = 0.41796875
0.41796875 x 100 = 41.8%