-62.5% is the change from 768 to 288
Calculation steps:
[( 288 - 768 ) ÷ 768] x 100 = -62.5%
Formula
Percentage change = [(288 - 768) / 768] x 100
Subtract the new number by the original number
288 - 768 = -480
-480 ÷ 768 = -0.625
-0.625 x 100 = -62.5%