Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	42	+		=	63
2.	45	+		=	67
3.	45	+		=	70
4.	45	+		=	88
5.	40	+		=	72
6.	49	+		=	83
7.	41	+		=	54
8.	41	+		=	61
9.	34	+		=	50
10.	48	+		=	58

Oefening 2
1.	47	+		=	87
2.	44	+		=	65
3.	49	+		=	61
4.	46	+		=	78
5.	18	+		=	30
6.	48	+		=	78
7.	34	+		=	44
8.	41	+		=	72
9.	28	+		=	56
10.	26	+		=	41

Oefening 3
1.	48	+		=	80
2.	48	+		=	60
3.	34	+		=	47
4.	38	+		=	55
5.	43	+		=	57
6.	36	+		=	64
7.	44	+		=	68
8.	38	+		=	66
9.	45	+		=	59
10.	15	+		=	30

Oefening 4
1.	46	+		=	81
2.	49	+		=	88
3.	28	+		=	38
4.	35	+		=	61
5.	28	+		=	45
6.	48	+		=	79
7.	41	+		=	77
8.	43	+		=	62
9.	29	+		=	43
10.	41	+		=	72

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	42	+	21	=	63
2.	45	+	22	=	67
3.	45	+	25	=	70
4.	45	+	43	=	88
5.	40	+	32	=	72
6.	49	+	34	=	83
7.	41	+	13	=	54
8.	41	+	20	=	61
9.	34	+	16	=	50
10.	48	+	10	=	58

Oefening 2
1.	47	+	40	=	87
2.	44	+	21	=	65
3.	49	+	12	=	61
4.	46	+	32	=	78
5.	18	+	12	=	30
6.	48	+	30	=	78
7.	34	+	10	=	44
8.	41	+	31	=	72
9.	28	+	28	=	56
10.	26	+	15	=	41

Oefening 3
1.	48	+	32	=	80
2.	48	+	12	=	60
3.	34	+	13	=	47
4.	38	+	17	=	55
5.	43	+	14	=	57
6.	36	+	28	=	64
7.	44	+	24	=	68
8.	38	+	28	=	66
9.	45	+	14	=	59
10.	15	+	15	=	30

Oefening 4
1.	46	+	35	=	81
2.	49	+	39	=	88
3.	28	+	10	=	38
4.	35	+	26	=	61
5.	28	+	17	=	45
6.	48	+	31	=	79
7.	41	+	36	=	77
8.	43	+	19	=	62
9.	29	+	14	=	43
10.	41	+	31	=	72