loading.....

덧셈 2자리 X 2자리

		3	7
		1	1
		4	8

	9	0
	3	9
1	2	9

		4	5
		4	7
		9	2

	4	6
	9	4
1	4	0

		2	9
		6	2
		9	1

	9	5
	3	0
1	2	5

		5	8
		2	6
		8	4

		2	6
		1	7
		4	3

	9	2
	4	6
1	3	8

	9	8
	2	6
1	2	4

		3	0
		5	1
		8	1

	6	2
	6	7
1	2	9

		4	2
		5	4
		9	6

	9	3
	1	2
1	0	5

	9	0
	3	8
1	2	8