Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	31	+		=	51
2.	38	+		=	73
3.	43	+		=	68
4.	13	+		=	23
5.	38	+		=	52
6.	14	+		=	28
7.	38	+		=	74
8.	23	+		=	37
9.	43	+		=	69
10.	44	+		=	81

Oefening 2
1.	22	+		=	34
2.	40	+		=	58
3.	31	+		=	54
4.	34	+		=	67
5.	47	+		=	75
6.	31	+		=	61
7.	46	+		=	56
8.	46	+		=	64
9.	25	+		=	42
10.	35	+		=	49

Oefening 3
1.	42	+		=	64
2.	33	+		=	51
3.	32	+		=	47
4.	24	+		=	34
5.	41	+		=	63
6.	50	+		=	84
7.	15	+		=	27
8.	43	+		=	59
9.	44	+		=	78
10.	47	+		=	59

Oefening 4
1.	35	+		=	64
2.	41	+		=	58
3.	44	+		=	78
4.	46	+		=	67
5.	29	+		=	56
6.	50	+		=	78
7.	45	+		=	75
8.	38	+		=	64
9.	29	+		=	41
10.	36	+		=	54

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	31	+	20	=	51
2.	38	+	35	=	73
3.	43	+	25	=	68
4.	13	+	10	=	23
5.	38	+	14	=	52
6.	14	+	14	=	28
7.	38	+	36	=	74
8.	23	+	14	=	37
9.	43	+	26	=	69
10.	44	+	37	=	81

Oefening 2
1.	22	+	12	=	34
2.	40	+	18	=	58
3.	31	+	23	=	54
4.	34	+	33	=	67
5.	47	+	28	=	75
6.	31	+	30	=	61
7.	46	+	10	=	56
8.	46	+	18	=	64
9.	25	+	17	=	42
10.	35	+	14	=	49

Oefening 3
1.	42	+	22	=	64
2.	33	+	18	=	51
3.	32	+	15	=	47
4.	24	+	10	=	34
5.	41	+	22	=	63
6.	50	+	34	=	84
7.	15	+	12	=	27
8.	43	+	16	=	59
9.	44	+	34	=	78
10.	47	+	12	=	59

Oefening 4
1.	35	+	29	=	64
2.	41	+	17	=	58
3.	44	+	34	=	78
4.	46	+	21	=	67
5.	29	+	27	=	56
6.	50	+	28	=	78
7.	45	+	30	=	75
8.	38	+	26	=	64
9.	29	+	12	=	41
10.	36	+	18	=	54