Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	30	+		=	47
2.	39	+		=	78
3.	47	+		=	65
4.	47	+		=	87
5.	44	+		=	83
6.	35	+		=	68
7.	27	+		=	52
8.	49	+		=	91
9.	44	+		=	54
10.	48	+		=	66

Oefening 2
1.	42	+		=	53
2.	19	+		=	31
3.	45	+		=	55
4.	34	+		=	52
5.	46	+		=	58
6.	34	+		=	45
7.	22	+		=	33
8.	34	+		=	50
9.	44	+		=	72
10.	36	+		=	54

Oefening 3
1.	27	+		=	53
2.	49	+		=	82
3.	36	+		=	66
4.	45	+		=	68
5.	41	+		=	80
6.	50	+		=	64
7.	41	+		=	56
8.	47	+		=	61
9.	21	+		=	31
10.	47	+		=	72

Oefening 4
1.	35	+		=	52
2.	33	+		=	58
3.	37	+		=	64
4.	43	+		=	64
5.	43	+		=	76
6.	42	+		=	66
7.	38	+		=	56
8.	47	+		=	81
9.	37	+		=	66
10.	28	+		=	41

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	30	+	17	=	47
2.	39	+	39	=	78
3.	47	+	18	=	65
4.	47	+	40	=	87
5.	44	+	39	=	83
6.	35	+	33	=	68
7.	27	+	25	=	52
8.	49	+	42	=	91
9.	44	+	10	=	54
10.	48	+	18	=	66

Oefening 2
1.	42	+	11	=	53
2.	19	+	12	=	31
3.	45	+	10	=	55
4.	34	+	18	=	52
5.	46	+	12	=	58
6.	34	+	11	=	45
7.	22	+	11	=	33
8.	34	+	16	=	50
9.	44	+	28	=	72
10.	36	+	18	=	54

Oefening 3
1.	27	+	26	=	53
2.	49	+	33	=	82
3.	36	+	30	=	66
4.	45	+	23	=	68
5.	41	+	39	=	80
6.	50	+	14	=	64
7.	41	+	15	=	56
8.	47	+	14	=	61
9.	21	+	10	=	31
10.	47	+	25	=	72

Oefening 4
1.	35	+	17	=	52
2.	33	+	25	=	58
3.	37	+	27	=	64
4.	43	+	21	=	64
5.	43	+	33	=	76
6.	42	+	24	=	66
7.	38	+	18	=	56
8.	47	+	34	=	81
9.	37	+	29	=	66
10.	28	+	13	=	41