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뺄셈 2자리 - 1자리

		6	3
			7
		5	6

		3	0
			2
		2	8

		3	1
			6
		2	5

		9	5
			4
		9	1

		2	2
			1
		2	1

		4	2
			4
		3	8

		2	4
			4
		2	0

		4	9
			1
		4	8

		3	5
			1
		3	4

		3	6
			3
		3	3

		2	7
			3
		2	4

		2	8
			8
		2	0

		5	1
			3
		4	8

		5	0
			4
		4	6

		1	4
			4
		1	0