Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	19	+		=	31
2.	27	+		=	37
3.	39	+		=	71
4.	38	+		=	70
5.	42	+		=	68
6.	35	+		=	45
7.	47	+		=	77
8.	39	+		=	66
9.	39	+		=	60
10.	38	+		=	58

Oefening 2
1.	30	+		=	40
2.	26	+		=	48
3.	38	+		=	66
4.	29	+		=	44
5.	39	+		=	50
6.	49	+		=	75
7.	49	+		=	95
8.	32	+		=	63
9.	37	+		=	54
10.	31	+		=	48

Oefening 3
1.	25	+		=	38
2.	38	+		=	69
3.	38	+		=	74
4.	50	+		=	70
5.	29	+		=	40
6.	28	+		=	41
7.	23	+		=	43
8.	27	+		=	37
9.	41	+		=	71
10.	17	+		=	32

Oefening 4
1.	44	+		=	55
2.	40	+		=	51
3.	38	+		=	49
4.	27	+		=	44
5.	23	+		=	33
6.	32	+		=	60
7.	49	+		=	76
8.	33	+		=	47
9.	40	+		=	64
10.	29	+		=	42

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	19	+	12	=	31
2.	27	+	10	=	37
3.	39	+	32	=	71
4.	38	+	32	=	70
5.	42	+	26	=	68
6.	35	+	10	=	45
7.	47	+	30	=	77
8.	39	+	27	=	66
9.	39	+	21	=	60
10.	38	+	20	=	58

Oefening 2
1.	30	+	10	=	40
2.	26	+	22	=	48
3.	38	+	28	=	66
4.	29	+	15	=	44
5.	39	+	11	=	50
6.	49	+	26	=	75
7.	49	+	46	=	95
8.	32	+	31	=	63
9.	37	+	17	=	54
10.	31	+	17	=	48

Oefening 3
1.	25	+	13	=	38
2.	38	+	31	=	69
3.	38	+	36	=	74
4.	50	+	20	=	70
5.	29	+	11	=	40
6.	28	+	13	=	41
7.	23	+	20	=	43
8.	27	+	10	=	37
9.	41	+	30	=	71
10.	17	+	15	=	32

Oefening 4
1.	44	+	11	=	55
2.	40	+	11	=	51
3.	38	+	11	=	49
4.	27	+	17	=	44
5.	23	+	10	=	33
6.	32	+	28	=	60
7.	49	+	27	=	76
8.	33	+	14	=	47
9.	40	+	24	=	64
10.	29	+	13	=	42