-3.5% is the change from 429 to 414
Calculation steps:
[( 414 - 429 ) ÷ 429] x 100 = -3.5%
Formula
Percentage change = [(414 - 429) / 429] x 100
Subtract the new number by the original number
414 - 429 = -15
-15 ÷ 429 = -0.03496503496503497
-0.03496503496503497 x 100 = -3.5%