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뺄셈 2자리 - 1자리

		6	0
			4
		5	6

		3	0
			9
		2	1

		1	2
			6
			6

		3	6
			3
		3	3

		3	7
			6
		3	1

		3	4
			4
		3	0

		1	4
			1
		1	3

		3	0
			2
		2	8

		2	3
			5
		1	8

		3	6
			2
		3	4

		6	2
			1
		6	1

		7	5
			1
		7	4

		3	2
			2
		3	0

		9	3
			6
		8	7

		5	2
			1
		5	1