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뺄셈 2자리 - 1자리

		4	4
			1
		4	3

		5	1
			8
		4	3

		4	3
			1
		4	2

		2	4
			6
		1	8

		6	6
			6
		6	0

		3	4
			3
		3	1

		7	3
			5
		6	8

		7	3
			6
		6	7

		2	3
			4
		1	9

		1	2
			3
			9

		9	3
			3
		9	0

		2	6
			3
		2	3

		4	1
			9
		3	2

		2	6
			4
		2	2

		2	0
			6
		1	4