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뺄셈 2자리 - 1자리

		4	0
			6
		3	4

		3	7
			3
		3	4

		6	0
			4
		5	6

		2	3
			5
		1	8

		4	0
			7
		3	3

		3	6
			2
		3	4

		2	3
			5
		1	8

		5	2
			8
		4	4

		3	4
			2
		3	2

		6	0
			4
		5	6

		4	7
			3
		4	4

		4	3
			6
		3	7

		2	7
			8
		1	9

		2	5
			6
		1	9

		1	4
			5
			9