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뺄셈 2자리 - 1자리

		6	3
			3
		6	0

		3	8
			4
		3	4

		2	6
			1
		2	5

		6	1
			1
		6	0

		6	4
			1
		6	3

		4	0
			6
		3	4

		1	1
			4
			7

		1	1
			3
			8

		3	1
			1
		3	0

		3	5
			1
		3	4

		7	1
			8
		6	3

		9	1
			5
		8	6

		1	2
			9
			3

		5	5
			2
		5	3

		3	2
			9
		2	3