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뺄셈 2자리 - 1자리

		6	0
			3
		5	7

		6	7
			1
		6	6

		4	1
			1
		4	0

		8	6
			3
		8	3

		3	2
			6
		2	6

		5	2
			1
		5	1

		2	9
			3
		2	6

		9	8
			1
		9	7

		3	0
			1
		2	9

		4	7
			2
		4	5

		6	7
			2
		6	5

		5	6
			8
		4	8

		4	2
			7
		3	5

		4	4
			4
		4	0

		4	7
			3
		4	4