-18.25% is the change from 126 to 103
Calculation steps:
[( 103 - 126 ) ÷ 126] x 100 = -18.25%
Formula
Percentage change = [(103 - 126) / 126] x 100
Subtract the new number by the original number
103 - 126 = -23
-23 ÷ 126 = -0.18253968253968253
-0.18253968253968253 x 100 = -18.25%
Example