-22.82% is the change from 666 to 514
Calculation steps:
[( 514 - 666 ) ÷ 666] x 100 = -22.82%
Formula
Percentage change = [(514 - 666) / 666] x 100
Subtract the new number by the original number
514 - 666 = -152
-152 ÷ 666 = -0.22822822822822822
-0.22822822822822822 x 100 = -22.82%