0.34% is the change from 877 to 880
Calculation steps:
[( 880 - 877 ) ÷ 877] x 100 = 0.34%
Formula
Percentage change = [(880 - 877) / 877] x 100
Subtract the new number by the original number
880 - 877 = 3
3 ÷ 877 = 0.0034207525655644243
0.0034207525655644243 x 100 = 0.34%