6.57% is the change from 502 to 535
Calculation steps:
[( 535 - 502 ) ÷ 502] x 100 = 6.57%
Formula
Percentage change = [(535 - 502) / 502] x 100
Subtract the new number by the original number
535 - 502 = 33
33 ÷ 502 = 0.06573705179282868
0.06573705179282868 x 100 = 6.57%