-1.7% is the change from 883 to 868
Calculation steps:
[( 868 - 883 ) ÷ 883] x 100 = -1.7%
Formula
Percentage change = [(868 - 883) / 883] x 100
Subtract the new number by the original number
868 - 883 = -15
-15 ÷ 883 = -0.01698754246885617
-0.01698754246885617 x 100 = -1.7%