-41.78% is the change from 639 to 372
Calculation steps:
[( 372 - 639 ) ÷ 639] x 100 = -41.78%
Formula
Percentage change = [(372 - 639) / 639] x 100
Subtract the new number by the original number
372 - 639 = -267
-267 ÷ 639 = -0.41784037558685444
-0.41784037558685444 x 100 = -41.78%