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뺄셈 2자리 - 1자리

		1	0
			7
			3

		2	3
			2
		2	1

		2	5
			2
		2	3

		3	1
			4
		2	7

		5	0
			5
		4	5

		5	6
			6
		5	0

		5	2
			4
		4	8

		6	2
			3
		5	9

		9	9
			3
		9	6

		6	8
			2
		6	6

		6	0
			1
		5	9

		1	7
			4
		1	3

		2	7
			8
		1	9

		3	8
			3
		3	5

		9	8
			2
		9	6