39.73% is the change from 672 to 939
Calculation steps:
[( 939 - 672 ) ÷ 672] x 100 = 39.73%
Formula
Percentage change = [(939 - 672) / 672] x 100
Subtract the new number by the original number
939 - 672 = 267
267 ÷ 672 = 0.39732142857142855
0.39732142857142855 x 100 = 39.73%