8.17% is the change from 820 to 887
Calculation steps:
[( 887 - 820 ) ÷ 820] x 100 = 8.17%
Formula
Percentage change = [(887 - 820) / 820] x 100
Subtract the new number by the original number
887 - 820 = 67
67 ÷ 820 = 0.08170731707317073
0.08170731707317073 x 100 = 8.17%