-72% is the change from 600 to 168
Calculation steps:
[( 168 - 600 ) ÷ 600] x 100 = -72%
Formula
Percentage change = [(168 - 600) / 600] x 100
Subtract the new number by the original number
168 - 600 = -432
-432 ÷ 600 = -0.72
-0.72 x 100 = -72%
Example