1.	Find the difference.
		A.	90	B.	84
		C.	88	D.	86
		Hint
	2.	Find the difference.
		A.	20	B.	22
		C.	18	D.	16
		Hint
	3.	Find 9 ÷ 5.
		A.	1 R3	B.	2 R1
		C.	1 R4	D.	2 R4
		Hint
	4.	Round 32,710 to its greatest place value.
		A.	32,700	B.	33,000
		C.	30,000	D.	32,800
		Hint
	5.	A field trip is scheduled for 164 girls and 227 boys. About how many students are going altogether?
		A.	390	B.	450
		C.	400	D.	500
		Hint