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뺄셈 2자리 - 1자리

		1	3
			3
		1	0

		7	0
			4
		6	6

		8	8
			1
		8	7

		9	8
			5
		9	3

		1	0
			7
			3

		3	2
			8
		2	4

		5	8
			2
		5	6

		6	0
			2
		5	8

		8	8
			4
		8	4

		6	6
			2
		6	4

		3	5
			5
		3	0

		2	0
			8
		1	2

		4	7
			7
		4	0

		4	6
			2
		4	4

		6	4
			6
		5	8