-28.97% is the change from 145 to 103
Calculation steps:
[( 103 - 145 ) ÷ 145] x 100 = -28.97%
Formula
Percentage change = [(103 - 145) / 145] x 100
Subtract the new number by the original number
103 - 145 = -42
-42 ÷ 145 = -0.2896551724137931
-0.2896551724137931 x 100 = -28.97%