-39.84% is the change from 123 to 74
Calculation steps:
[( 74 - 123 ) ÷ 123] x 100 = -39.84%
Formula
Percentage change = [(74 - 123) / 123] x 100
Subtract the new number by the original number
74 - 123 = -49
-49 ÷ 123 = -0.3983739837398374
-0.3983739837398374 x 100 = -39.84%