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뺄셈 2자리 - 1자리

		4	5
			7
		3	8

		2	5
			9
		1	6

		3	6
			6
		3	0

		5	2
			4
		4	8

		5	1
			1
		5	0

		1	0
			7
			3

		4	2
			1
		4	1

		6	0
			3
		5	7

		2	6
			1
		2	5

		1	9
			6
		1	3

		1	5
			4
		1	1

		1	6
			4
		1	2

		3	1
			2
		2	9

		6	7
			3
		6	4

		3	0
			1
		2	9