-56.31% is the change from 103 to 45
Calculation steps:
[( 45 - 103 ) ÷ 103] x 100 = -56.31%
Formula
Percentage change = [(45 - 103) / 103] x 100
Subtract the new number by the original number
45 - 103 = -58
-58 ÷ 103 = -0.5631067961165048
-0.5631067961165048 x 100 = -56.31%