1.	Find the difference.
		A.	90	B.	86
		C.	84	D.	88
		Hint
	2.	Find the difference.
		A.	56	B.	60
		C.	54	D.	58
		Hint
	3.	Find the difference.
		A.	16	B.	22
		C.	18	D.	20
		Hint
	4.	Find 56 ÷ 8.
		A.	9	B.	7
		C.	6	D.	8
		Hint
	5.	Round 32,710 to its greatest place value.
		A.	32,700	B.	33,000
		C.	30,000	D.	32,800
		Hint