29.06% is the change from 530 to 684
Calculation steps:
[( 684 - 530 ) ÷ 530] x 100 = 29.06%
Formula
Percentage change = [(684 - 530) / 530] x 100
Subtract the new number by the original number
684 - 530 = 154
154 ÷ 530 = 0.29056603773584905
0.29056603773584905 x 100 = 29.06%