6.56% is the change from 823 to 877
Calculation steps:
[( 877 - 823 ) ÷ 823] x 100 = 6.56%
Formula
Percentage change = [(877 - 823) / 823] x 100
Subtract the new number by the original number
877 - 823 = 54
54 ÷ 823 = 0.06561360874848117
0.06561360874848117 x 100 = 6.56%