-6.93% is the change from 923 to 859
Calculation steps:
[( 859 - 923 ) ÷ 923] x 100 = -6.93%
Formula
Percentage change = [(859 - 923) / 923] x 100
Subtract the new number by the original number
859 - 923 = -64
-64 ÷ 923 = -0.06933911159263272
-0.06933911159263272 x 100 = -6.93%