-85.04% is the change from 929 to 139
Calculation steps:
[( 139 - 929 ) ÷ 929] x 100 = -85.04%
Formula
Percentage change = [(139 - 929) / 929] x 100
Subtract the new number by the original number
139 - 929 = -790
-790 ÷ 929 = -0.8503767491926802
-0.8503767491926802 x 100 = -85.04%