21.82% is the change from 715 to 871
Calculation steps:
[( 871 - 715 ) ÷ 715] x 100 = 21.82%
Formula
Percentage change = [(871 - 715) / 715] x 100
Subtract the new number by the original number
871 - 715 = 156
156 ÷ 715 = 0.21818181818181817
0.21818181818181817 x 100 = 21.82%