1.	Write the sum of in simplest form.
		A.		B.
		C.		D.
		Hint
	2.	Find the sum of , , and . Write the answer in simplest form.
		A.		B.
		C.		D.
		Hint
	3.	Write the sum of and in simplest form.
		A.		B.
		C.		D.
		Hint
	4.	Find - . Write the answer in simplest form.
		A.		B.	1
		C.		D.
		Hint
	5.	What is - in simplest form?
		A.		B.
		C.		D.
		Hint