-94.31% is the change from 123 to 7
Calculation steps:
[( 7 - 123 ) ÷ 123] x 100 = -94.31%
Formula
Percentage change = [(7 - 123) / 123] x 100
Subtract the new number by the original number
7 - 123 = -116
-116 ÷ 123 = -0.943089430894309
-0.943089430894309 x 100 = -94.31%