-45.8% is the change from 666 to 361
Calculation steps:
[( 361 - 666 ) ÷ 666] x 100 = -45.8%
Formula
Percentage change = [(361 - 666) / 666] x 100
Subtract the new number by the original number
361 - 666 = -305
-305 ÷ 666 = -0.45795795795795796
-0.45795795795795796 x 100 = -45.8%