3.18% is the change from 472 to 487
Calculation steps:
[( 487 - 472 ) ÷ 472] x 100 = 3.18%
Formula
Percentage change = [(487 - 472) / 472] x 100
Subtract the new number by the original number
487 - 472 = 15
15 ÷ 472 = 0.03177966101694915
0.03177966101694915 x 100 = 3.18%