1.  No descendant or parent.  The entire intestate estate if:  

2.  No descendant but parent survives.  The first $300,000, plus 3/4 of any balance of the intestate estate, if no descendant of the decedent survives the decedent, but a parent of the decedent survives the decedent;  

3.  Descendants of both decedent and spouse, just spouse.  The first $100,000, plus 1/2 of any balance of the intestate estate, if all of the decedent’s surviving descendants are also descendants of the surviving spouse and the surviving spouse has one or more surviving descendants who are not descendants of the decedent; and  

4.  Descendants of decedent, not spouse.  One-half of the intestate estate, if there are surviving descendants one or more of whom are not descendants of the surviving spouse.