Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	31	+		=	55
2.	33	+		=	63
3.	23	+		=	42
4.	18	+		=	29
5.	26	+		=	41
6.	44	+		=	64
7.	37	+		=	72
8.	37	+		=	50
9.	49	+		=	80
10.	29	+		=	52

Oefening 2
1.	33	+		=	59
2.	37	+		=	57
3.	34	+		=	61
4.	42	+		=	61
5.	19	+		=	35
6.	50	+		=	87
7.	24	+		=	39
8.	34	+		=	66
9.	31	+		=	49
10.	30	+		=	47

Oefening 3
1.	35	+		=	61
2.	47	+		=	61
3.	38	+		=	66
4.	42	+		=	72
5.	27	+		=	44
6.	47	+		=	78
7.	49	+		=	87
8.	36	+		=	48
9.	23	+		=	41
10.	43	+		=	71

Oefening 4
1.	28	+		=	38
2.	37	+		=	61
3.	47	+		=	78
4.	16	+		=	28
5.	35	+		=	48
6.	39	+		=	74
7.	37	+		=	52
8.	20	+		=	38
9.	25	+		=	36
10.	45	+		=	73

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	31	+	24	=	55
2.	33	+	30	=	63
3.	23	+	19	=	42
4.	18	+	11	=	29
5.	26	+	15	=	41
6.	44	+	20	=	64
7.	37	+	35	=	72
8.	37	+	13	=	50
9.	49	+	31	=	80
10.	29	+	23	=	52

Oefening 2
1.	33	+	26	=	59
2.	37	+	20	=	57
3.	34	+	27	=	61
4.	42	+	19	=	61
5.	19	+	16	=	35
6.	50	+	37	=	87
7.	24	+	15	=	39
8.	34	+	32	=	66
9.	31	+	18	=	49
10.	30	+	17	=	47

Oefening 3
1.	35	+	26	=	61
2.	47	+	14	=	61
3.	38	+	28	=	66
4.	42	+	30	=	72
5.	27	+	17	=	44
6.	47	+	31	=	78
7.	49	+	38	=	87
8.	36	+	12	=	48
9.	23	+	18	=	41
10.	43	+	28	=	71

Oefening 4
1.	28	+	10	=	38
2.	37	+	24	=	61
3.	47	+	31	=	78
4.	16	+	12	=	28
5.	35	+	13	=	48
6.	39	+	35	=	74
7.	37	+	15	=	52
8.	20	+	18	=	38
9.	25	+	11	=	36
10.	45	+	28	=	73