-3.34% is the change from 898 to 868
Calculation steps:
[( 868 - 898 ) ÷ 898] x 100 = -3.34%
Formula
Percentage change = [(868 - 898) / 898] x 100
Subtract the new number by the original number
868 - 898 = -30
-30 ÷ 898 = -0.0334075723830735
-0.0334075723830735 x 100 = -3.34%