-73.29% is the change from 146 to 39
Calculation steps:
[( 39 - 146 ) ÷ 146] x 100 = -73.29%
Formula
Percentage change = [(39 - 146) / 146] x 100
Subtract the new number by the original number
39 - 146 = -107
-107 ÷ 146 = -0.7328767123287672
-0.7328767123287672 x 100 = -73.29%