Suggest Dosage Of Insulin For Blood Sugar

I AM INSULIN DEPENDANT AND I HAVEN'T HAD TO HAVE REGULAR INSULIN IN A WHILE AND MT BLLOD SUGAR IS 298 SO I NEEDED TO KNOW THE CORRECT DOSAGE TO GIVE MYSELF OF REGULAR INSLIN. I TOOK 60 OF 70/30 AT 7AM AND I HAVE TO TAKE 100 OF LANTUS IN THE PM AN IT IS USUALLY GIVEN ABOUT 11PM SO WHAT SHOULD I GIVE MYSELF RIGHT NOW OF REGULAR NOVOLOG