1.	Find 325 + 225.
		A.	540	B.	340
		C.	550	D.	440
		Hint
	2.	Find 463 + 129.
		A.	582	B.	602
		C.	592	D.	572
		Hint
	3.	Find 586 + 307.
		A.	883	B.	983
		C.	893	D.	993
		Hint
	4.	Find 138 + 626.
		A.	754	B.	755
		C.	764	D.	664
		Hint
	5.	Which is true when adding 152 + 629?
		A.	First add 9 + 2 to get 11. Regroup 11 ones as 1 ten. The answer is 770.	B.	First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 771.
		C.	First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 781.	D.	First add 9 + 2 to get 11. Regroup 11 ones as 1 ten. The answer is 780.
		Hint