43.36% is the change from 512 to 734
Calculation steps:
[( 734 - 512 ) ÷ 512] x 100 = 43.36%
Formula
Percentage change = [(734 - 512) / 512] x 100
Subtract the new number by the original number
734 - 512 = 222
222 ÷ 512 = 0.43359375
0.43359375 x 100 = 43.36%