-13.64% is the change from 462 to 399
Calculation steps:
[( 399 - 462 ) ÷ 462] x 100 = -13.64%
Formula
Percentage change = [(399 - 462) / 462] x 100
Subtract the new number by the original number
399 - 462 = -63
-63 ÷ 462 = -0.13636363636363635
-0.13636363636363635 x 100 = -13.64%