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뺄셈 2자리 - 1자리

		4	7
			6
		4	1

		4	8
			4
		4	4

		2	8
			5
		2	3

		5	7
			1
		5	6

		4	0
			6
		3	4

		4	2
			9
		3	3

		2	2
			9
		1	3

		2	3
			6
		1	7

		2	8
			5
		2	3

		4	0
			2
		3	8

		4	1
			6
		3	5

		3	3
			3
		3	0

		9	6
			3
		9	3

		4	6
			1
		4	5

		9	1
			6
		8	5