-43.54% is the change from 666 to 376
Calculation steps:
[( 376 - 666 ) ÷ 666] x 100 = -43.54%
Formula
Percentage change = [(376 - 666) / 666] x 100
Subtract the new number by the original number
376 - 666 = -290
-290 ÷ 666 = -0.43543543543543545
-0.43543543543543545 x 100 = -43.54%