3.79% is the change from 845 to 877
Calculation steps:
[( 877 - 845 ) ÷ 845] x 100 = 3.79%
Formula
Percentage change = [(877 - 845) / 845] x 100
Subtract the new number by the original number
877 - 845 = 32
32 ÷ 845 = 0.0378698224852071
0.0378698224852071 x 100 = 3.79%