35.38% is the change from 472 to 639
Calculation steps:
[( 639 - 472 ) ÷ 472] x 100 = 35.38%
Formula
Percentage change = [(639 - 472) / 472] x 100
Subtract the new number by the original number
639 - 472 = 167
167 ÷ 472 = 0.3538135593220339
0.3538135593220339 x 100 = 35.38%