-5.45% is the change from 918 to 868
Calculation steps:
[( 868 - 918 ) ÷ 918] x 100 = -5.45%
Formula
Percentage change = [(868 - 918) / 918] x 100
Subtract the new number by the original number
868 - 918 = -50
-50 ÷ 918 = -0.054466230936819175
-0.054466230936819175 x 100 = -5.45%