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뺄셈 2자리 - 1자리

		1	4
			2
		1	2

		4	0
			9
		3	1

		2	8
			2
		2	6

		3	9
			2
		3	7

		1	3
			4
			9

		2	6
			5
		2	1

		2	5
			4
		2	1

		2	4
			5
		1	9

		4	1
			1
		4	0

		3	5
			3
		3	2

		6	8
			5
		6	3

		2	2
			2
		2	0

		5	0
			4
		4	6

		6	5
			3
		6	2

		7	7
			1
		7	6