-4.72% is the change from 699 to 666
Calculation steps:
[( 666 - 699 ) ÷ 699] x 100 = -4.72%
Formula
Percentage change = [(666 - 699) / 699] x 100
Subtract the new number by the original number
666 - 699 = -33
-33 ÷ 699 = -0.04721030042918455
-0.04721030042918455 x 100 = -4.72%