[RESOLVED] Proper Newb Question

[shauny17]

How do i define a variable to 2 decimal places?

im using the calculation

$GrandTotal = $totalcost * 1.175;

But its displaying it to 4,

i have tried

$GrandTotal = 0.00;

But this doesnt have any effect

Please Help!!

[NogDog]

 $GrandTotal = round($totalcost * 1.175, 2);

[shauny17]

Thanks Dood!