Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	48	+		=	75
2.	38	+		=	75
3.	47	+		=	82
4.	37	+		=	68
5.	48	+		=	71
6.	39	+		=	70
7.	50	+		=	78
8.	41	+		=	75
9.	27	+		=	44
10.	49	+		=	84

Oefening 2
1.	50	+		=	68
2.	49	+		=	81
3.	48	+		=	78
4.	27	+		=	50
5.	22	+		=	33
6.	37	+		=	56
7.	43	+		=	82
8.	46	+		=	87
9.	14	+		=	25
10.	38	+		=	52

Oefening 3
1.	15	+		=	25
2.	36	+		=	54
3.	43	+		=	62
4.	49	+		=	79
5.	12	+		=	22
6.	49	+		=	75
7.	30	+		=	52
8.	17	+		=	34
9.	40	+		=	66
10.	50	+		=	63

Oefening 4
1.	38	+		=	68
2.	47	+		=	79
3.	39	+		=	64
4.	45	+		=	73
5.	32	+		=	59
6.	43	+		=	72
7.	39	+		=	74
8.	48	+		=	83
9.	30	+		=	45
10.	44	+		=	83

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	48	+	27	=	75
2.	38	+	37	=	75
3.	47	+	35	=	82
4.	37	+	31	=	68
5.	48	+	23	=	71
6.	39	+	31	=	70
7.	50	+	28	=	78
8.	41	+	34	=	75
9.	27	+	17	=	44
10.	49	+	35	=	84

Oefening 2
1.	50	+	18	=	68
2.	49	+	32	=	81
3.	48	+	30	=	78
4.	27	+	23	=	50
5.	22	+	11	=	33
6.	37	+	19	=	56
7.	43	+	39	=	82
8.	46	+	41	=	87
9.	14	+	11	=	25
10.	38	+	14	=	52

Oefening 3
1.	15	+	10	=	25
2.	36	+	18	=	54
3.	43	+	19	=	62
4.	49	+	30	=	79
5.	12	+	10	=	22
6.	49	+	26	=	75
7.	30	+	22	=	52
8.	17	+	17	=	34
9.	40	+	26	=	66
10.	50	+	13	=	63

Oefening 4
1.	38	+	30	=	68
2.	47	+	32	=	79
3.	39	+	25	=	64
4.	45	+	28	=	73
5.	32	+	27	=	59
6.	43	+	29	=	72
7.	39	+	35	=	74
8.	48	+	35	=	83
9.	30	+	15	=	45
10.	44	+	39	=	83