1.	Find 463 + 129.
		A.	592	B.	602
		C.	582	D.	572
		Hint
	2.	Find 603 + 308.
		A.	911	B.	811
		C.	905	D.	901
		Hint
	3.	Find 253 + 209.
		A.	452	B.	562
		C.	552	D.	462
		Hint
	4.	Find 728 + 244.
		A.	962	B.	972
		C.	982	D.	572
		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 780.	B.	First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 781.
		C.	First add 9 + 2 to get 11. Regroup 11 ones as 1 ten. The answer is 770.	D.	First add 9 + 2 to get 11. Regroup 10 ones as 1 ten. The answer is 771.
		Hint