19.58% is the change from 715 to 855
Calculation steps:
[( 855 - 715 ) ÷ 715] x 100 = 19.58%
Formula
Percentage change = [(855 - 715) / 715] x 100
Subtract the new number by the original number
855 - 715 = 140
140 ÷ 715 = 0.1958041958041958
0.1958041958041958 x 100 = 19.58%