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뺄셈 2자리 - 1자리

		4	6
			6
		4	0

		3	7
			6
		3	1

		3	7
			5
		3	2

		3	7
			3
		3	4

		5	9
			7
		5	2

		4	8
			7
		4	1

		3	0
			2
		2	8

		6	4
			1
		6	3

		5	3
			4
		4	9

		1	0
			6
			4

		2	5
			1
		2	4

		9	7
			3
		9	4

		2	2
			2
		2	0

		5	5
			7
		4	8

		6	2
			2
		6	0