-17.83% is the change from 931 to 765
Calculation steps:
[( 765 - 931 ) ÷ 931] x 100 = -17.83%
Formula
Percentage change = [(765 - 931) / 931] x 100
Subtract the new number by the original number
765 - 931 = -166
-166 ÷ 931 = -0.17830290010741137
-0.17830290010741137 x 100 = -17.83%