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뺄셈 2자리 - 1자리

		1	0
			4
			6

		2	5
			4
		2	1

		4	4
			3
		4	1

		2	6
			9
		1	7

		2	1
			3
		1	8

		6	0
			5
		5	5

		6	1
			2
		5	9

		2	1
			7
		1	4

		9	4
			8
		8	6

		6	6
			3
		6	3

		5	2
			1
		5	1

		9	6
			4
		9	2

		6	0
			4
		5	6

		7	7
			4
		7	3

		9	2
			2
		9	0