-1.39% is the change from 288 to 284
Calculation steps:
[( 284 - 288 ) ÷ 288] x 100 = -1.39%
Formula
Percentage change = [(284 - 288) / 288] x 100
Subtract the new number by the original number
284 - 288 = -4
-4 ÷ 288 = -0.013888888888888888
-0.013888888888888888 x 100 = -1.39%