-5.59% is the change from 931 to 879
Calculation steps:
[( 879 - 931 ) ÷ 931] x 100 = -5.59%
Formula
Percentage change = [(879 - 931) / 931] x 100
Subtract the new number by the original number
879 - 931 = -52
-52 ÷ 931 = -0.055853920515574654
-0.055853920515574654 x 100 = -5.59%