-3.62% is the change from 414 to 399
Calculation steps:
[( 399 - 414 ) ÷ 414] x 100 = -3.62%
Formula
Percentage change = [(399 - 414) / 414] x 100
Subtract the new number by the original number
399 - 414 = -15
-15 ÷ 414 = -0.036231884057971016
-0.036231884057971016 x 100 = -3.62%