-2.38% is the change from 294 to 287
Calculation steps:
[( 287 - 294 ) ÷ 294] x 100 = -2.38%
Formula
Percentage change = [(287 - 294) / 294] x 100
Subtract the new number by the original number
287 - 294 = -7
-7 ÷ 294 = -0.023809523809523808
-0.023809523809523808 x 100 = -2.38%