1.
		A.	2.11	B.	3.01
		C.	3.10	D.	2.01
		Hint
	2.	Two new pennies weigh 3.15 grams and 3.128 grams, respectively. Find the difference of their weights.
		A.	0.023 g	B.	0.22 g
		C.	0.022 g	D.	0.11 g
		Hint
	3.	What is the solution of 596.3 ÷ 10 = t?
		A.	5.963	B.	59.63
		C.	0.5963	D.	5,963
		Hint
	4.	Find the difference.
		A.	21	B.	21.8
		C.	22	D.	22.8
		Hint
	5.	Find 5.3 + 6.12.
		A.	11.312	B.	11.42
		C.	1.142	D.	1.132
		Hint
	6.	Find 49 × 100.
		A.	0.49	B.	0.049
		C.	490	D.	4,900
		Hint
	7.	Find 811 × 10.
		A.	8110	B.	811
		C.	0.811	D.	81.1
		Hint
	8.	Find 356 × 100.
		A.	0.356	B.	0.0356
		C.	35600	D.	3,560
		Hint
	9.	Find 28 × 1,000.
		A.	280	B.	2,800
		C.	28,000	D.	0.28
		Hint
	10.	Find 9.07 ÷ 100.
		A.	90.7	B.	0.0907
		C.	0.00907	D.	907
		Hint