-68.28% is the change from 145 to 46
Calculation steps:
[( 46 - 145 ) ÷ 145] x 100 = -68.28%
Formula
Percentage change = [(46 - 145) / 145] x 100
Subtract the new number by the original number
46 - 145 = -99
-99 ÷ 145 = -0.6827586206896552
-0.6827586206896552 x 100 = -68.28%