27.87% is the change from 671 to 858
Calculation steps:
[( 858 - 671 ) ÷ 671] x 100 = 27.87%
Formula
Percentage change = [(858 - 671) / 671] x 100
Subtract the new number by the original number
858 - 671 = 187
187 ÷ 671 = 0.2786885245901639
0.2786885245901639 x 100 = 27.87%