20.7% is the change from 715 to 863
Calculation steps:
[( 863 - 715 ) ÷ 715] x 100 = 20.7%
Formula
Percentage change = [(863 - 715) / 715] x 100
Subtract the new number by the original number
863 - 715 = 148
148 ÷ 715 = 0.206993006993007
0.206993006993007 x 100 = 20.7%