1.	Find the difference.
		A.	476	B.	440
		C.	376	D.	436
		Hint
	2.	Find the difference.
		A.	644	B.	634
		C.	566	D.	534
		Hint
	3.	Look at the problem below. Where would you start regrouping to find the difference?
		A.	tens place	B.	thousands place
		C.	hundreds place	D.	ones place
		Hint
	4.	Subtract.
		A.	142	B.	152
		C.	242	D.	252
		Hint
	5.	Subtract.
		A.	3,288	B.	3,398
		C.	3,388	D.	4,288
		Hint