6.24% is the change from 497 to 528
Calculation steps:
[( 528 - 497 ) ÷ 497] x 100 = 6.24%
Formula
Percentage change = [(528 - 497) / 497] x 100
Subtract the new number by the original number
528 - 497 = 31
31 ÷ 497 = 0.06237424547283702
0.06237424547283702 x 100 = 6.24%