-27.62% is the change from 286 to 207
Calculation steps:
[( 207 - 286 ) ÷ 286] x 100 = -27.62%
Formula
Percentage change = [(207 - 286) / 286] x 100
Subtract the new number by the original number
207 - 286 = -79
-79 ÷ 286 = -0.2762237762237762
-0.2762237762237762 x 100 = -27.62%