21.4% is the change from 715 to 868
Calculation steps:
[( 868 - 715 ) ÷ 715] x 100 = 21.4%
Formula
Percentage change = [(868 - 715) / 715] x 100
Subtract the new number by the original number
868 - 715 = 153
153 ÷ 715 = 0.213986013986014
0.213986013986014 x 100 = 21.4%