-22.58% is the change from 434 to 336
Calculation steps:
[( 336 - 434 ) ÷ 434] x 100 = -22.58%
Formula
Percentage change = [(336 - 434) / 434] x 100
Subtract the new number by the original number
336 - 434 = -98
-98 ÷ 434 = -0.22580645161290322
-0.22580645161290322 x 100 = -22.58%