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뺄셈 2자리 - 1자리

		3	6
			7
		2	9

		3	0
			7
		2	3

		3	6
			6
		3	0

		1	6
			3
		1	3

		1	8
			1
		1	7

		9	1
			5
		8	6

		8	7
			4
		8	3

		6	8
			5
		6	3

		4	2
			2
		4	0

		9	7
			6
		9	1

		3	0
			4
		2	6

		7	0
			3
		6	7

		1	2
			3
			9

		7	0
			5
		6	5

		7	4
			2
		7	2