-5.38% is the change from 929 to 879
Calculation steps:
[( 879 - 929 ) ÷ 929] x 100 = -5.38%
Formula
Percentage change = [(879 - 929) / 929] x 100
Subtract the new number by the original number
879 - 929 = -50
-50 ÷ 929 = -0.05382131324004306
-0.05382131324004306 x 100 = -5.38%