-49.28% is the change from 278 to 141
Calculation steps:
[( 141 - 278 ) ÷ 278] x 100 = -49.28%
Formula
Percentage change = [(141 - 278) / 278] x 100
Subtract the new number by the original number
141 - 278 = -137
-137 ÷ 278 = -0.49280575539568344
-0.49280575539568344 x 100 = -49.28%