I.-The allowance referred to in article L. 5131-6 gives entitlement to a monthly amount equivalent to the lump sum set by decree, after deduction of:
1° The resources referred to in article R. 5131-21;
2° The fraction exceeding the amount set in 1° of article D. 5131-23 of the total resources referred to in article R. 5131-22, weighted by the degressivity coefficient referred to in 2° of article D. 5131-23.
II – Resources other than those mentioned in I and article R. 5131-24 may be combined in full with the allowance.