Question

Ava,Carter,Like,and their dad each now a different section of their yard.Ava moes 1/12 of the yard, carter mows 2/12 of the yard,and Luke mows 4/12 of the yard their dad mows the rest of the yard. What fraction of the yard does the dad mow?

Answer 1

Their dad mows 5/12 of the lawn

Answer 2

The kids mowed 7/12 of the yard, so 12/12 - 7/12 = 5/12.
5/12 is the answer.