-99.25% is the change from 928 to 7
Calculation steps:
[( 7 - 928 ) ÷ 928] x 100 = -99.25%
Formula
Percentage change = [(7 - 928) / 928] x 100
Subtract the new number by the original number
7 - 928 = -921
-921 ÷ 928 = -0.9924568965517241
-0.9924568965517241 x 100 = -99.25%