-45.21% is the change from 188 to 103
Calculation steps:
[( 103 - 188 ) ÷ 188] x 100 = -45.21%
Formula
Percentage change = [(103 - 188) / 188] x 100
Subtract the new number by the original number
103 - 188 = -85
-85 ÷ 188 = -0.4521276595744681
-0.4521276595744681 x 100 = -45.21%
Example