Erbijsommen met vlekken tot en met 15

Erbijsommen

Oefening 1
1.	4	+		=	7
2.	3	+		=	4
3.	7	+		=	11
4.	3	+		=	4
5.	3	+		=	4
6.	3	+		=	4
7.	8	+		=	15
8.	7	+		=	8
9.	6	+		=	11
10.	2	+		=	4

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

Oefening 3
1.	8	+		=	12
2.	8	+		=	9
3.	8	+		=	10
4.	4	+		=	7
5.	5	+		=	6
6.	1	+		=	2
7.	8	+		=	11
8.	8	+		=	15
9.	3	+		=	5
10.	5	+		=	6

Oefening 4
1.	3	+		=	5
2.	8	+		=	11
3.	7	+		=	12
4.	6	+		=	7
5.	5	+		=	6
6.	8	+		=	14
7.	5	+		=	9
8.	4	+		=	6
9.	5	+		=	10
10.	7	+		=	12

Erbijsommen met vlekken tot en met 15
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	4	+	3	=	7
2.	3	+	1	=	4
3.	7	+	4	=	11
4.	3	+	1	=	4
5.	3	+	1	=	4
6.	3	+	1	=	4
7.	8	+	7	=	15
8.	7	+	1	=	8
9.	6	+	5	=	11
10.	2	+	2	=	4

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

Oefening 3
1.	8	+	4	=	12
2.	8	+	1	=	9
3.	8	+	2	=	10
4.	4	+	3	=	7
5.	5	+	1	=	6
6.	1	+	1	=	2
7.	8	+	3	=	11
8.	8	+	7	=	15
9.	3	+	2	=	5
10.	5	+	1	=	6

Oefening 4
1.	3	+	2	=	5
2.	8	+	3	=	11
3.	7	+	5	=	12
4.	6	+	1	=	7
5.	5	+	1	=	6
6.	8	+	6	=	14
7.	5	+	4	=	9
8.	4	+	2	=	6
9.	5	+	5	=	10
10.	7	+	5	=	12