-17.1% is the change from 924 to 766
Calculation steps:
[( 766 - 924 ) ÷ 924] x 100 = -17.1%
Formula
Percentage change = [(766 - 924) / 924] x 100
Subtract the new number by the original number
766 - 924 = -158
-158 ÷ 924 = -0.170995670995671
-0.170995670995671 x 100 = -17.1%