-6% is the change from 600 to 564
Calculation steps:
[( 564 - 600 ) ÷ 600] x 100 = -6%
Formula
Percentage change = [(564 - 600) / 600] x 100
Subtract the new number by the original number
564 - 600 = -36
-36 ÷ 600 = -0.06
-0.06 x 100 = -6%
Example