1.	Estimate 25.412 - 6.93 by rounding.
		A.	17	B.	18
		C.	19	D.	20
		Hint
	2.	Which fraction is when written in simplest form?
		A.		B.
		C.		D.
		Hint
	3.	Find the least common denominator for and
		A.	50	B.	10
		C.	15	D.	5
		Hint
	4.	What is the least common denominator for and
		A.	36	B.	12
		C.	9	D.	72
		Hint
	5.	Express in simplest form.
		A.		B.
		C.		D.
		Hint
	6.	Estimate 78.3 + 23.1 by rounding.
		A.	101.4	B.	80
		C.	90	D.	100
		Hint
	7.	Write as a mixed number.
		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