-85.02% is the change from 928 to 139
Calculation steps:
[( 139 - 928 ) ÷ 928] x 100 = -85.02%
Formula
Percentage change = [(139 - 928) / 928] x 100
Subtract the new number by the original number
139 - 928 = -789
-789 ÷ 928 = -0.8502155172413793
-0.8502155172413793 x 100 = -85.02%