9.21% is the change from 532 to 581
Calculation steps:
[( 581 - 532 ) ÷ 532] x 100 = 9.21%
Formula
Percentage change = [(581 - 532) / 532] x 100
Subtract the new number by the original number
581 - 532 = 49
49 ÷ 532 = 0.09210526315789473
0.09210526315789473 x 100 = 9.21%