Welk getal ontbreekt t/m 12?

Optellen

Oefening 1
1.	3	+		=	5
2.	6	+		=	7
3.	4	+		=	5
4.	5	+		=	8
5.	4	+		=	5
6.	5	+		=	9
7.	4	+		=	5
8.	3	+		=	5
9.	4	+		=	6
10.	6	+		=	11

Oefening 2
1.	5	+		=	9
2.	6	+		=	11
3.	4	+		=	6
4.	1	+		=	2
5.	6	+		=	10
6.	3	+		=	5
7.	6	+		=	10
8.	5	+		=	7
9.	4	+		=	6
10.	6	+		=	8

Oefening 3
1.	4	+		=	7
2.	2	+		=	3
3.	3	+		=	5
4.	5	+		=	6
5.	3	+		=	5
6.	6	+		=	11
7.	6	+		=	12
8.	4	+		=	5
9.	6	+		=	9
10.	4	+		=	5

Oefening 4
1.	2	+		=	4
2.	5	+		=	6
3.	6	+		=	8
4.	5	+		=	9
5.	5	+		=	7
6.	2	+		=	3
7.	6	+		=	12
8.	6	+		=	11
9.	5	+		=	9
10.	3	+		=	4

Welk getal ontbreekt t/m 12?
| ANTWOORDEN

Optellen

Oefening 1
1.	3	+	2	=	5
2.	6	+	1	=	7
3.	4	+	1	=	5
4.	5	+	3	=	8
5.	4	+	1	=	5
6.	5	+	4	=	9
7.	4	+	1	=	5
8.	3	+	2	=	5
9.	4	+	2	=	6
10.	6	+	5	=	11

Oefening 2
1.	5	+	4	=	9
2.	6	+	5	=	11
3.	4	+	2	=	6
4.	1	+	1	=	2
5.	6	+	4	=	10
6.	3	+	2	=	5
7.	6	+	4	=	10
8.	5	+	2	=	7
9.	4	+	2	=	6
10.	6	+	2	=	8

Oefening 3
1.	4	+	3	=	7
2.	2	+	1	=	3
3.	3	+	2	=	5
4.	5	+	1	=	6
5.	3	+	2	=	5
6.	6	+	5	=	11
7.	6	+	6	=	12
8.	4	+	1	=	5
9.	6	+	3	=	9
10.	4	+	1	=	5

Oefening 4
1.	2	+	2	=	4
2.	5	+	1	=	6
3.	6	+	2	=	8
4.	5	+	4	=	9
5.	5	+	2	=	7
6.	2	+	1	=	3
7.	6	+	6	=	12
8.	6	+	5	=	11
9.	5	+	4	=	9
10.	3	+	1	=	4