-43.66% is the change from 639 to 360
Calculation steps:
[( 360 - 639 ) ÷ 639] x 100 = -43.66%
Formula
Percentage change = [(360 - 639) / 639] x 100
Subtract the new number by the original number
360 - 639 = -279
-279 ÷ 639 = -0.43661971830985913
-0.43661971830985913 x 100 = -43.66%