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뺄셈 2자리 - 1자리

		1	0
			4
			6

		4	8
			4
		4	4

		3	8
			6
		3	2

		3	8
			2
		3	6

		2	2
			2
		2	0

		4	3
			1
		4	2

		2	0
			2
		1	8

		6	5
			5
		6	0

		2	7
			2
		2	5

		9	4
			6
		8	8

		1	4
			5
			9

		4	3
			3
		4	0

		1	2
			3
			9

		6	1
			5
		5	6

		9	0
			4
		8	6