-3.37% is the change from 920 to 889
Calculation steps:
[( 889 - 920 ) ÷ 920] x 100 = -3.37%
Formula
Percentage change = [(889 - 920) / 920] x 100
Subtract the new number by the original number
889 - 920 = -31
-31 ÷ 920 = -0.03369565217391304
-0.03369565217391304 x 100 = -3.37%