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뺄셈 2자리 - 1자리

		3	0
			8
		2	2

		1	5
			3
		1	2

		4	2
			4
		3	8

		2	1
			1
		2	0

		3	4
			9
		2	5

		4	9
			5
		4	4

		5	5
			3
		5	2

		6	8
			5
		6	3

		2	8
			5
		2	3

		9	5
			5
		9	0

		6	3
			2
		6	1

		5	4
			3
		5	1

		3	1
			4
		2	7

		9	5
			4
		9	1

		9	5
			1
		9	4