8.57% is the change from 828 to 899
Calculation steps:
[( 899 - 828 ) ÷ 828] x 100 = 8.57%
Formula
Percentage change = [(899 - 828) / 828] x 100
Subtract the new number by the original number
899 - 828 = 71
71 ÷ 828 = 0.08574879227053141
0.08574879227053141 x 100 = 8.57%