Erbijsommen met vlekken tot en met 50

Erbijsommen

Oefening 1
1.	9	+		=	17
2.	14	+		=	15
3.	20	+		=	31
4.	5	+		=	8
5.	21	+		=	29
6.	18	+		=	21
7.	22	+		=	35
8.	18	+		=	24
9.	20	+		=	27
10.	24	+		=	48

Oefening 2
1.	10	+		=	18
2.	20	+		=	30
3.	13	+		=	14
4.	13	+		=	14
5.	20	+		=	23
6.	15	+		=	17
7.	19	+		=	31
8.	20	+		=	35
9.	19	+		=	30
10.	8	+		=	11

Oefening 3
1.	5	+		=	7
2.	22	+		=	44
3.	7	+		=	14
4.	24	+		=	34
5.	24	+		=	45
6.	21	+		=	37
7.	6	+		=	11
8.	25	+		=	27
9.	24	+		=	46
10.	23	+		=	41

Oefening 4
1.	5	+		=	10
2.	7	+		=	8
3.	2	+		=	3
4.	24	+		=	44
5.	10	+		=	16
6.	9	+		=	17
7.	23	+		=	24
8.	11	+		=	22
9.	23	+		=	34
10.	21	+		=	31

Erbijsommen met vlekken tot en met 50
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	9	+	8	=	17
2.	14	+	1	=	15
3.	20	+	11	=	31
4.	5	+	3	=	8
5.	21	+	8	=	29
6.	18	+	3	=	21
7.	22	+	13	=	35
8.	18	+	6	=	24
9.	20	+	7	=	27
10.	24	+	24	=	48

Oefening 2
1.	10	+	8	=	18
2.	20	+	10	=	30
3.	13	+	1	=	14
4.	13	+	1	=	14
5.	20	+	3	=	23
6.	15	+	2	=	17
7.	19	+	12	=	31
8.	20	+	15	=	35
9.	19	+	11	=	30
10.	8	+	3	=	11

Oefening 3
1.	5	+	2	=	7
2.	22	+	22	=	44
3.	7	+	7	=	14
4.	24	+	10	=	34
5.	24	+	21	=	45
6.	21	+	16	=	37
7.	6	+	5	=	11
8.	25	+	2	=	27
9.	24	+	22	=	46
10.	23	+	18	=	41

Oefening 4
1.	5	+	5	=	10
2.	7	+	1	=	8
3.	2	+	1	=	3
4.	24	+	20	=	44
5.	10	+	6	=	16
6.	9	+	8	=	17
7.	23	+	1	=	24
8.	11	+	11	=	22
9.	23	+	11	=	34
10.	21	+	10	=	31