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뺄셈 2자리 - 1자리

		4	2
			6
		3	6

		1	5
			4
		1	1

		3	9
			3
		3	6

		6	9
			6
		6	3

		2	3
			1
		2	2

		9	1
			1
		9	0

		2	6
			4
		2	2

		4	9
			4
		4	5

		2	3
			3
		2	0

		7	0
			1
		6	9

		6	5
			3
		6	2

		8	1
			4
		7	7

		6	4
			2
		6	2

		2	6
			6
		2	0

		1	2
			5
			7