9.79% is the change from 521 to 572
Calculation steps:
[( 572 - 521 ) ÷ 521] x 100 = 9.79%
Formula
Percentage change = [(572 - 521) / 521] x 100
Subtract the new number by the original number
572 - 521 = 51
51 ÷ 521 = 0.09788867562380038
0.09788867562380038 x 100 = 9.79%