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뺄셈 2자리 - 1자리

		6	5
			2
		6	3

		6	3
			6
		5	7

		3	0
			3
		2	7

		9	8
			5
		9	3

		8	1
			1
		8	0

		9	9
			2
		9	7

		2	4
			2
		2	2

		9	8
			2
		9	6

		4	4
			4
		4	0

		6	6
			1
		6	5

		9	6
			1
		9	5

		4	1
			9
		3	2

		3	2
			2
		3	0

		6	2
			2
		6	0

		5	1
			4
		4	7