1.	Estimate 25.412 - 6.93 by rounding.
		A.	18	B.	17
		C.	20	D.	19
		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.	36
		C.	12	D.	9
		Hint
	4.	Express in simplest form.
		A.		B.
		C.		D.
		Hint
	5.	Estimate 78.3 + 23.1 by rounding.
		A.	101.4	B.	100
		C.	80	D.	90
		Hint
	6.	Express in simplest form.
		A.		B.
		C.		D.
		Hint
	7.	Which fraction is when written in simplest form?
		A.		B.
		C.		D.
		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