-48.4% is the change from 281 to 145
Calculation steps:
[( 145 - 281 ) ÷ 281] x 100 = -48.4%
Formula
Percentage change = [(145 - 281) / 281] x 100
Subtract the new number by the original number
145 - 281 = -136
-136 ÷ 281 = -0.48398576512455516
-0.48398576512455516 x 100 = -48.4%