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뺄셈 2자리 - 1자리

		3	5
			9
		2	6

		6	9
			9
		6	0

		6	0
			7
		5	3

		3	0
			5
		2	5

		4	4
			2
		4	2

		2	6
			3
		2	3

		5	2
			5
		4	7

		4	4
			4
		4	0

		4	9
			2
		4	7

		9	0
			4
		8	6

		4	7
			2
		4	5

		3	1
			5
		2	6

		3	5
			7
		2	8

		5	4
			2
		5	2

		9	8
			1
		9	7