Erbijsommen met vlekken tot en met 50

Erbijsommen

Oefening 1
1.	11	+		=	19
2.	24	+		=	46
3.	20	+		=	25
4.	22	+		=	38
5.	17	+		=	33
6.	7	+		=	13
7.	25	+		=	39
8.	10	+		=	13
9.	12	+		=	23
10.	25	+		=	50

Oefening 2
1.	24	+		=	35
2.	12	+		=	14
3.	1	+		=	2
4.	24	+		=	37
5.	16	+		=	27
6.	14	+		=	18
7.	17	+		=	22
8.	3	+		=	5
9.	19	+		=	36
10.	25	+		=	37

Oefening 3
1.	11	+		=	18
2.	11	+		=	14
3.	16	+		=	24
4.	21	+		=	30
5.	21	+		=	29
6.	24	+		=	25
7.	17	+		=	18
8.	20	+		=	22
9.	21	+		=	32
10.	23	+		=	45

Oefening 4
1.	15	+		=	25
2.	14	+		=	24
3.	18	+		=	19
4.	15	+		=	20
5.	25	+		=	45
6.	25	+		=	27
7.	18	+		=	30
8.	19	+		=	28
9.	25	+		=	36
10.	14	+		=	20

Erbijsommen met vlekken tot en met 50
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	11	+	8	=	19
2.	24	+	22	=	46
3.	20	+	5	=	25
4.	22	+	16	=	38
5.	17	+	16	=	33
6.	7	+	6	=	13
7.	25	+	14	=	39
8.	10	+	3	=	13
9.	12	+	11	=	23
10.	25	+	25	=	50

Oefening 2
1.	24	+	11	=	35
2.	12	+	2	=	14
3.	1	+	1	=	2
4.	24	+	13	=	37
5.	16	+	11	=	27
6.	14	+	4	=	18
7.	17	+	5	=	22
8.	3	+	2	=	5
9.	19	+	17	=	36
10.	25	+	12	=	37

Oefening 3
1.	11	+	7	=	18
2.	11	+	3	=	14
3.	16	+	8	=	24
4.	21	+	9	=	30
5.	21	+	8	=	29
6.	24	+	1	=	25
7.	17	+	1	=	18
8.	20	+	2	=	22
9.	21	+	11	=	32
10.	23	+	22	=	45

Oefening 4
1.	15	+	10	=	25
2.	14	+	10	=	24
3.	18	+	1	=	19
4.	15	+	5	=	20
5.	25	+	20	=	45
6.	25	+	2	=	27
7.	18	+	12	=	30
8.	19	+	9	=	28
9.	25	+	11	=	36
10.	14	+	6	=	20