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뺄셈 2자리 - 1자리

		9	4
			2
		9	2

		4	5
			6
		3	9

		3	0
			3
		2	7

		9	3
			1
		9	2

		2	2
			2
		2	0

		6	2
			2
		6	0

		5	3
			7
		4	6

		9	3
			2
		9	1

		6	1
			6
		5	5

		1	5
			8
			7

		2	9
			8
		2	1

		1	0
			8
			2

		6	0
			8
		5	2

		4	4
			6
		3	8

		2	0
			7
		1	3