15.23% is the change from 440 to 507
Calculation steps:
[( 507 - 440 ) ÷ 440] x 100 = 15.23%
Formula
Percentage change = [(507 - 440) / 440] x 100
Subtract the new number by the original number
507 - 440 = 67
67 ÷ 440 = 0.15227272727272728
0.15227272727272728 x 100 = 15.23%