-42.19% is the change from 666 to 385
Calculation steps:
[( 385 - 666 ) ÷ 666] x 100 = -42.19%
Formula
Percentage change = [(385 - 666) / 666] x 100
Subtract the new number by the original number
385 - 666 = -281
-281 ÷ 666 = -0.4219219219219219
-0.4219219219219219 x 100 = -42.19%