Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	35	+		=	62
2.	41	+		=	76
3.	44	+		=	67
4.	50	+		=	78
5.	45	+		=	88
6.	40	+		=	51
7.	25	+		=	38
8.	19	+		=	34
9.	47	+		=	62
10.	50	+		=	96

Oefening 2
1.	48	+		=	80
2.	30	+		=	44
3.	35	+		=	66
4.	44	+		=	78
5.	50	+		=	72
6.	46	+		=	73
7.	47	+		=	59
8.	32	+		=	47
9.	44	+		=	77
10.	46	+		=	76

Oefening 3
1.	45	+		=	56
2.	47	+		=	66
3.	45	+		=	77
4.	29	+		=	48
5.	41	+		=	76
6.	49	+		=	96
7.	24	+		=	38
8.	31	+		=	52
9.	28	+		=	38
10.	48	+		=	78

Oefening 4
1.	48	+		=	86
2.	21	+		=	39
3.	35	+		=	52
4.	34	+		=	56
5.	48	+		=	62
6.	36	+		=	65
7.	43	+		=	64
8.	48	+		=	84
9.	49	+		=	70
10.	49	+		=	72

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	35	+	27	=	62
2.	41	+	35	=	76
3.	44	+	23	=	67
4.	50	+	28	=	78
5.	45	+	43	=	88
6.	40	+	11	=	51
7.	25	+	13	=	38
8.	19	+	15	=	34
9.	47	+	15	=	62
10.	50	+	46	=	96

Oefening 2
1.	48	+	32	=	80
2.	30	+	14	=	44
3.	35	+	31	=	66
4.	44	+	34	=	78
5.	50	+	22	=	72
6.	46	+	27	=	73
7.	47	+	12	=	59
8.	32	+	15	=	47
9.	44	+	33	=	77
10.	46	+	30	=	76

Oefening 3
1.	45	+	11	=	56
2.	47	+	19	=	66
3.	45	+	32	=	77
4.	29	+	19	=	48
5.	41	+	35	=	76
6.	49	+	47	=	96
7.	24	+	14	=	38
8.	31	+	21	=	52
9.	28	+	10	=	38
10.	48	+	30	=	78

Oefening 4
1.	48	+	38	=	86
2.	21	+	18	=	39
3.	35	+	17	=	52
4.	34	+	22	=	56
5.	48	+	14	=	62
6.	36	+	29	=	65
7.	43	+	21	=	64
8.	48	+	36	=	84
9.	49	+	21	=	70
10.	49	+	23	=	72