Answer:
Val ate 1/6 of the corn bread.[already in simplest form]
Explanation:
5/12 of the cornbread is left over after the picnic.Val eats 2/5 of the leftover cornbread which is 5/12.
In an equation that is:2/5 of 5/12
Of means multiply,so cross multiply the number to get the final answer.
Val ate 1/6 of the cornbread[12/12]