-97.56% is the change from 123 to 3
Calculation steps:
[( 3 - 123 ) ÷ 123] x 100 = -97.56%
Formula
Percentage change = [(3 - 123) / 123] x 100
Subtract the new number by the original number
3 - 123 = -120
-120 ÷ 123 = -0.975609756097561
-0.975609756097561 x 100 = -97.56%