Question 182344
Do it one step at a time...

The 25% increase:
$350*(1+25%)=$350*(1.25)=$437.50

The 40% decrease:
$437.50*(1-40%)=$437.50*(0.6)=$262.50

But, don't forget to answer the question!  It decreased by:
$350-$262.50=
$87.50 (or 25%)