-2.27% is the change from 927 to 906
Calculation steps:
[( 906 - 927 ) ÷ 927] x 100 = -2.27%
Formula
Percentage change = [(906 - 927) / 927] x 100
Subtract the new number by the original number
906 - 927 = -21
-21 ÷ 927 = -0.022653721682847898
-0.022653721682847898 x 100 = -2.27%