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뺄셈 2자리 - 1자리

		1	4
			4
		1	0

		2	0
			6
		1	4

		5	7
			6
		5	1

		1	0
			8
			2

		2	6
			2
		2	4

		6	9
			5
		6	4

		4	4
			2
		4	2

		1	5
			5
		1	0

		2	5
			5
		2	0

		8	6
			3
		8	3

		5	7
			4
		5	3

		2	3
			7
		1	6

		5	7
			7
		5	0

		2	5
			1
		2	4

		9	9
			8
		9	1