5.66% is the change from 830 to 877
Calculation steps:
[( 877 - 830 ) ÷ 830] x 100 = 5.66%
Formula
Percentage change = [(877 - 830) / 830] x 100
Subtract the new number by the original number
877 - 830 = 47
47 ÷ 830 = 0.056626506024096385
0.056626506024096385 x 100 = 5.66%