-11.65% is the change from 678 to 599
Calculation steps:
[( 599 - 678 ) ÷ 678] x 100 = -11.65%
Formula
Percentage change = [(599 - 678) / 678] x 100
Subtract the new number by the original number
599 - 678 = -79
-79 ÷ 678 = -0.11651917404129794
-0.11651917404129794 x 100 = -11.65%