-4.77% is the change from 880 to 838
Calculation steps:
[( 838 - 880 ) ÷ 880] x 100 = -4.77%
Formula
Percentage change = [(838 - 880) / 880] x 100
Subtract the new number by the original number
838 - 880 = -42
-42 ÷ 880 = -0.04772727272727273
-0.04772727272727273 x 100 = -4.77%