Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	17	+		=	30
2.	39	+		=	66
3.	46	+		=	81
4.	50	+		=	70
5.	32	+		=	56
6.	33	+		=	63
7.	43	+		=	64
8.	45	+		=	75
9.	49	+		=	74
10.	37	+		=	60

Oefening 2
1.	48	+		=	70
2.	37	+		=	49
3.	40	+		=	67
4.	47	+		=	72
5.	41	+		=	76
6.	38	+		=	62
7.	49	+		=	63
8.	35	+		=	46
9.	44	+		=	71
10.	44	+		=	62

Oefening 3
1.	47	+		=	86
2.	36	+		=	60
3.	28	+		=	53
4.	34	+		=	67
5.	41	+		=	51
6.	44	+		=	71
7.	47	+		=	58
8.	39	+		=	75
9.	25	+		=	47
10.	28	+		=	40

Oefening 4
1.	22	+		=	40
2.	44	+		=	59
3.	46	+		=	79
4.	24	+		=	44
5.	18	+		=	35
6.	38	+		=	66
7.	38	+		=	52
8.	21	+		=	40
9.	35	+		=	55
10.	46	+		=	70

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	17	+	13	=	30
2.	39	+	27	=	66
3.	46	+	35	=	81
4.	50	+	20	=	70
5.	32	+	24	=	56
6.	33	+	30	=	63
7.	43	+	21	=	64
8.	45	+	30	=	75
9.	49	+	25	=	74
10.	37	+	23	=	60

Oefening 2
1.	48	+	22	=	70
2.	37	+	12	=	49
3.	40	+	27	=	67
4.	47	+	25	=	72
5.	41	+	35	=	76
6.	38	+	24	=	62
7.	49	+	14	=	63
8.	35	+	11	=	46
9.	44	+	27	=	71
10.	44	+	18	=	62

Oefening 3
1.	47	+	39	=	86
2.	36	+	24	=	60
3.	28	+	25	=	53
4.	34	+	33	=	67
5.	41	+	10	=	51
6.	44	+	27	=	71
7.	47	+	11	=	58
8.	39	+	36	=	75
9.	25	+	22	=	47
10.	28	+	12	=	40

Oefening 4
1.	22	+	18	=	40
2.	44	+	15	=	59
3.	46	+	33	=	79
4.	24	+	20	=	44
5.	18	+	17	=	35
6.	38	+	28	=	66
7.	38	+	14	=	52
8.	21	+	19	=	40
9.	35	+	20	=	55
10.	46	+	24	=	70