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뺄셈 2자리 - 1자리

		4	2
			4
		3	8

		4	8
			1
		4	7

		3	7
			1
		3	6

		1	6
			2
		1	4

		1	6
			2
		1	4

		6	2
			6
		5	6

		3	4
			4
		3	0

		8	7
			8
		7	9

		6	6
			1
		6	5

		6	2
			1
		6	1

		3	9
			3
		3	6

		3	0
			1
		2	9

		3	6
			6
		3	0

		5	4
			6
		4	8

		1	7
			4
		1	3