Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	45	+		=	75
2.	36	+		=	56
3.	49	+		=	92
4.	28	+		=	46
5.	48	+		=	73
6.	17	+		=	33
7.	48	+		=	74
8.	45	+		=	82
9.	27	+		=	51
10.	46	+		=	59

Oefening 2
1.	28	+		=	46
2.	35	+		=	56
3.	50	+		=	81
4.	40	+		=	69
5.	32	+		=	64
6.	20	+		=	34
7.	50	+		=	65
8.	25	+		=	41
9.	29	+		=	41
10.	48	+		=	71

Oefening 3
1.	41	+		=	52
2.	35	+		=	56
3.	46	+		=	73
4.	14	+		=	24
5.	43	+		=	53
6.	40	+		=	69
7.	17	+		=	32
8.	45	+		=	61
9.	42	+		=	58
10.	43	+		=	80

Oefening 4
1.	24	+		=	45
2.	45	+		=	87
3.	42	+		=	70
4.	21	+		=	38
5.	49	+		=	73
6.	25	+		=	45
7.	41	+		=	73
8.	40	+		=	63
9.	44	+		=	72
10.	45	+		=	67

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	45	+	30	=	75
2.	36	+	20	=	56
3.	49	+	43	=	92
4.	28	+	18	=	46
5.	48	+	25	=	73
6.	17	+	16	=	33
7.	48	+	26	=	74
8.	45	+	37	=	82
9.	27	+	24	=	51
10.	46	+	13	=	59

Oefening 2
1.	28	+	18	=	46
2.	35	+	21	=	56
3.	50	+	31	=	81
4.	40	+	29	=	69
5.	32	+	32	=	64
6.	20	+	14	=	34
7.	50	+	15	=	65
8.	25	+	16	=	41
9.	29	+	12	=	41
10.	48	+	23	=	71

Oefening 3
1.	41	+	11	=	52
2.	35	+	21	=	56
3.	46	+	27	=	73
4.	14	+	10	=	24
5.	43	+	10	=	53
6.	40	+	29	=	69
7.	17	+	15	=	32
8.	45	+	16	=	61
9.	42	+	16	=	58
10.	43	+	37	=	80

Oefening 4
1.	24	+	21	=	45
2.	45	+	42	=	87
3.	42	+	28	=	70
4.	21	+	17	=	38
5.	49	+	24	=	73
6.	25	+	20	=	45
7.	41	+	32	=	73
8.	40	+	23	=	63
9.	44	+	28	=	72
10.	45	+	22	=	67