-68.93% is the change from 927 to 288
Calculation steps:
[( 288 - 927 ) ÷ 927] x 100 = -68.93%
Formula
Percentage change = [(288 - 927) / 927] x 100
Subtract the new number by the original number
288 - 927 = -639
-639 ÷ 927 = -0.6893203883495146
-0.6893203883495146 x 100 = -68.93%