37.04% is the change from 521 to 714
Calculation steps:
[( 714 - 521 ) ÷ 521] x 100 = 37.04%
Formula
Percentage change = [(714 - 521) / 521] x 100
Subtract the new number by the original number
714 - 521 = 193
193 ÷ 521 = 0.3704414587332054
0.3704414587332054 x 100 = 37.04%