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뺄셈 2자리 - 1자리

		3	7
			3
		3	4

		2	9
			5
		2	4

		2	4
			4
		2	0

		6	2
			1
		6	1

		3	7
			2
		3	5

		2	4
			8
		1	6

		1	1
			4
			7

		4	0
			3
		3	7

		4	2
			4
		3	8

		6	2
			2
		6	0

		2	6
			2
		2	4

		1	5
			3
		1	2

		2	2
			2
		2	0

		3	1
			3
		2	8

		9	3
			1
		9	2