-0.86% is the change from 925 to 917
Calculation steps:
[( 917 - 925 ) ÷ 925] x 100 = -0.86%
Formula
Percentage change = [(917 - 925) / 925] x 100
Subtract the new number by the original number
917 - 925 = -8
-8 ÷ 925 = -0.008648648648648649
-0.008648648648648649 x 100 = -0.86%