6.36% is the change from 472 to 502
Calculation steps:
[( 502 - 472 ) ÷ 472] x 100 = 6.36%
Formula
Percentage change = [(502 - 472) / 472] x 100
Subtract the new number by the original number
502 - 472 = 30
30 ÷ 472 = 0.0635593220338983
0.0635593220338983 x 100 = 6.36%