-0.86% is the change from 930 to 922
Calculation steps:
[( 922 - 930 ) ÷ 930] x 100 = -0.86%
Formula
Percentage change = [(922 - 930) / 930] x 100
Subtract the new number by the original number
922 - 930 = -8
-8 ÷ 930 = -0.008602150537634409
-0.008602150537634409 x 100 = -0.86%