40.69% is the change from 521 to 733
Calculation steps:
[( 733 - 521 ) ÷ 521] x 100 = 40.69%
Formula
Percentage change = [(733 - 521) / 521] x 100
Subtract the new number by the original number
733 - 521 = 212
212 ÷ 521 = 0.4069097888675624
0.4069097888675624 x 100 = 40.69%