-68.97% is the change from 928 to 288
Calculation steps:
[( 288 - 928 ) ÷ 928] x 100 = -68.97%
Formula
Percentage change = [(288 - 928) / 928] x 100
Subtract the new number by the original number
288 - 928 = -640
-640 ÷ 928 = -0.6896551724137931
-0.6896551724137931 x 100 = -68.97%