1.	Which fraction is when written in simplest form?
		A.		B.
		C.		D.
		Hint
	2.	Find the least common denominator for and
		A.	5	B.	10
		C.	15	D.	50
		Hint
	3.	What is the least common denominator for and
		A.	72	B.	12
		C.	36	D.	9
		Hint
	4.	Express in simplest form.
		A.		B.
		C.		D.
		Hint
	5.	Which fraction is when written in simplest form?
		A.		B.
		C.		D.
		Hint
	6.	Estimate 5.21 - 1.9 by rounding.
		A.	3	B.	10
		C.	13	D.	6
		Hint
	7.	Estimate 6.8 - 2.5 by rounding.
		A.	10	B.	14
		C.	0.4	D.	4
		Hint
	8.	Write as a mixed number.
		A.		B.
		C.		D.
		Hint
	9.	Write as a mixed number.
		A.		B.
		C.		D.
		Hint
	10.	Write as a mixed number.
		A.		B.
		C.		D.
		Hint