-99.29% is the change from 989 to 7
Calculation steps:
[( 7 - 989 ) ÷ 989] x 100 = -99.29%
Formula
Percentage change = [(7 - 989) / 989] x 100
Subtract the new number by the original number
7 - 989 = -982
-982 ÷ 989 = -0.9929221435793731
-0.9929221435793731 x 100 = -99.29%