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뺄셈 2자리 - 1자리

		3	6
			9
		2	7

		6	2
			1
		6	1

		2	6
			3
		2	3

		4	5
			4
		4	1

		2	5
			1
		2	4

		3	1
			7
		2	4

		4	5
			8
		3	7

		4	0
			4
		3	6

		4	2
			3
		3	9

		1	0
			6
			4

		2	0
			2
		1	8

		1	9
			1
		1	8

		3	9
			4
		3	5

		3	9
			6
		3	3

		1	4
			4
		1	0