Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	36	+		=	70
2.	11	+		=	22
3.	17	+		=	28
4.	40	+		=	57
5.	48	+		=	58
6.	49	+		=	80
7.	43	+		=	82
8.	47	+		=	83
9.	34	+		=	47
10.	42	+		=	64

Oefening 2
1.	40	+		=	68
2.	41	+		=	65
3.	46	+		=	70
4.	48	+		=	91
5.	35	+		=	56
6.	46	+		=	66
7.	41	+		=	74
8.	48	+		=	70
9.	29	+		=	49
10.	26	+		=	50

Oefening 3
1.	40	+		=	74
2.	40	+		=	58
3.	48	+		=	78
4.	39	+		=	52
5.	45	+		=	80
6.	32	+		=	53
7.	44	+		=	60
8.	43	+		=	80
9.	44	+		=	78
10.	30	+		=	48

Oefening 4
1.	28	+		=	42
2.	47	+		=	88
3.	48	+		=	73
4.	37	+		=	55
5.	50	+		=	96
6.	49	+		=	81
7.	44	+		=	87
8.	49	+		=	94
9.	45	+		=	77
10.	42	+		=	82

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	36	+	34	=	70
2.	11	+	11	=	22
3.	17	+	11	=	28
4.	40	+	17	=	57
5.	48	+	10	=	58
6.	49	+	31	=	80
7.	43	+	39	=	82
8.	47	+	36	=	83
9.	34	+	13	=	47
10.	42	+	22	=	64

Oefening 2
1.	40	+	28	=	68
2.	41	+	24	=	65
3.	46	+	24	=	70
4.	48	+	43	=	91
5.	35	+	21	=	56
6.	46	+	20	=	66
7.	41	+	33	=	74
8.	48	+	22	=	70
9.	29	+	20	=	49
10.	26	+	24	=	50

Oefening 3
1.	40	+	34	=	74
2.	40	+	18	=	58
3.	48	+	30	=	78
4.	39	+	13	=	52
5.	45	+	35	=	80
6.	32	+	21	=	53
7.	44	+	16	=	60
8.	43	+	37	=	80
9.	44	+	34	=	78
10.	30	+	18	=	48

Oefening 4
1.	28	+	14	=	42
2.	47	+	41	=	88
3.	48	+	25	=	73
4.	37	+	18	=	55
5.	50	+	46	=	96
6.	49	+	32	=	81
7.	44	+	43	=	87
8.	49	+	45	=	94
9.	45	+	32	=	77
10.	42	+	40	=	82