-37.93% is the change from 145 to 90
Calculation steps:
[( 90 - 145 ) ÷ 145] x 100 = -37.93%
Formula
Percentage change = [(90 - 145) / 145] x 100
Subtract the new number by the original number
90 - 145 = -55
-55 ÷ 145 = -0.3793103448275862
-0.3793103448275862 x 100 = -37.93%