-2% is the change from 902 to 884
Calculation steps:
[( 884 - 902 ) ÷ 902] x 100 = -2%
Formula
Percentage change = [(884 - 902) / 902] x 100
Subtract the new number by the original number
884 - 902 = -18
-18 ÷ 902 = -0.019955654101995565
-0.019955654101995565 x 100 = -2%