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뺄셈 2자리 - 1자리

		3	9
			3
		3	6

		5	3
			4
		4	9

		1	6
			4
		1	2

		5	6
			3
		5	3

		1	5
			1
		1	4

		2	4
			4
		2	0

		2	4
			4
		2	0

		2	0
			6
		1	4

		3	9
			4
		3	5

		3	2
			4
		2	8

		6	6
			4
		6	2

		2	4
			5
		1	9

		1	5
			4
		1	1

		2	3
			2
		2	1

		4	2
			6
		3	6