-16.88% is the change from 924 to 768
Calculation steps:
[( 768 - 924 ) ÷ 924] x 100 = -16.88%
Formula
Percentage change = [(768 - 924) / 924] x 100
Subtract the new number by the original number
768 - 924 = -156
-156 ÷ 924 = -0.16883116883116883
-0.16883116883116883 x 100 = -16.88%