-48.75% is the change from 279 to 143
Calculation steps:
[( 143 - 279 ) ÷ 279] x 100 = -48.75%
Formula
Percentage change = [(143 - 279) / 279] x 100
Subtract the new number by the original number
143 - 279 = -136
-136 ÷ 279 = -0.4874551971326165
-0.4874551971326165 x 100 = -48.75%