Line 10: Calculate monthly income. Add line 7 + line 9. Add the entries in line 10 for Debtor 1 and Debtor 2 or non-filing spouse.

Line 10 is calculated by adding line 7 (total monthly take-home pay) + line 9 (total of all other income). The monthly income for Debtor 1 and Debtor 2 or non-filing spouse will then be combined which results in the total amount for line 10.