-99.31% is the change from 145 to 1
Calculation steps:
[( 1 - 145 ) ÷ 145] x 100 = -99.31%
Formula
Percentage change = [(1 - 145) / 145] x 100
Subtract the new number by the original number
1 - 145 = -144
-144 ÷ 145 = -0.993103448275862
-0.993103448275862 x 100 = -99.31%