1.	Write the sum in simplest form.
		A.		B.
		C.		D.
		Hint
	2.	Write the sum in simplest form.
		A.	6	B.	7
		C.		D.
		Hint
	3.	Write the sum in simplest form.
		A.		B.
		C.		D.
		Hint
	4.	Write the sum in simplest form.
		A.		B.
		C.		D.
		Hint
	5.	Josh worked hours Friday, hours Saturday, and hours Sunday. How many hours did he work altogether?
		A.		B.
		C.	9 h	D.
		Hint