loading.....

뺄셈 2자리 - 1자리

		3	1
			8
		2	3

		2	8
			5
		2	3

		2	7
			7
		2	0

		2	8
			7
		2	1

		2	4
			5
		1	9

		4	5
			6
		3	9

		1	3
			4
			9

		2	6
			2
		2	4

		9	7
			1
		9	6

		3	3
			4
		2	9

		2	4
			4
		2	0

		3	0
			8
		2	2

		3	0
			1
		2	9

		1	6
			3
		1	3

		9	6
			2
		9	4