28.92% is the change from 688 to 887
Calculation steps:
[( 887 - 688 ) ÷ 688] x 100 = 28.92%
Formula
Percentage change = [(887 - 688) / 688] x 100
Subtract the new number by the original number
887 - 688 = 199
199 ÷ 688 = 0.28924418604651164
0.28924418604651164 x 100 = 28.92%