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뺄셈 2자리 - 1자리

		3	9
			5
		3	4

		9	0
			6
		8	4

		1	4
			3
		1	1

		1	3
			4
			9

		2	9
			6
		2	3

		1	3
			4
			9

		2	0
			8
		1	2

		4	1
			1
		4	0

		2	0
			3
		1	7

		5	5
			7
		4	8

		3	0
			9
		2	1

		1	2
			6
			6

		2	8
			6
		2	2

		3	8
			7
		3	1

		3	9
			9
		3	0