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뺄셈 2자리 - 1자리

		3	0
			4
		2	6

		3	0
			1
		2	9

		2	2
			6
		1	6

		2	5
			3
		2	2

		7	5
			5
		7	0

		1	1
			4
			7

		9	6
			3
		9	3

		6	7
			6
		6	1

		1	3
			5
			8

		9	4
			6
		8	8

		6	1
			5
		5	6

		3	4
			4
		3	0

		7	3
			2
		7	1

		9	6
			2
		9	4

		6	4
			8
		5	6