-3.41% is the change from 910 to 879
Calculation steps:
[( 879 - 910 ) ÷ 910] x 100 = -3.41%
Formula
Percentage change = [(879 - 910) / 910] x 100
Subtract the new number by the original number
879 - 910 = -31
-31 ÷ 910 = -0.03406593406593406
-0.03406593406593406 x 100 = -3.41%