Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	19	+		=	30
2.	50	+		=	75
3.	42	+		=	67
4.	44	+		=	75
5.	35	+		=	54
6.	23	+		=	41
7.	41	+		=	69
8.	26	+		=	49
9.	45	+		=	78
10.	24	+		=	36

Oefening 2
1.	47	+		=	70
2.	28	+		=	44
3.	34	+		=	65
4.	24	+		=	34
5.	44	+		=	69
6.	16	+		=	30
7.	39	+		=	58
8.	33	+		=	63
9.	49	+		=	80
10.	16	+		=	29

Oefening 3
1.	49	+		=	74
2.	41	+		=	75
3.	42	+		=	66
4.	24	+		=	41
5.	45	+		=	65
6.	12	+		=	23
7.	39	+		=	75
8.	42	+		=	73
9.	19	+		=	32
10.	39	+		=	57

Oefening 4
1.	23	+		=	38
2.	49	+		=	82
3.	41	+		=	71
4.	34	+		=	51
5.	38	+		=	65
6.	21	+		=	39
7.	41	+		=	51
8.	22	+		=	34
9.	37	+		=	60
10.	47	+		=	68

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	19	+	11	=	30
2.	50	+	25	=	75
3.	42	+	25	=	67
4.	44	+	31	=	75
5.	35	+	19	=	54
6.	23	+	18	=	41
7.	41	+	28	=	69
8.	26	+	23	=	49
9.	45	+	33	=	78
10.	24	+	12	=	36

Oefening 2
1.	47	+	23	=	70
2.	28	+	16	=	44
3.	34	+	31	=	65
4.	24	+	10	=	34
5.	44	+	25	=	69
6.	16	+	14	=	30
7.	39	+	19	=	58
8.	33	+	30	=	63
9.	49	+	31	=	80
10.	16	+	13	=	29

Oefening 3
1.	49	+	25	=	74
2.	41	+	34	=	75
3.	42	+	24	=	66
4.	24	+	17	=	41
5.	45	+	20	=	65
6.	12	+	11	=	23
7.	39	+	36	=	75
8.	42	+	31	=	73
9.	19	+	13	=	32
10.	39	+	18	=	57

Oefening 4
1.	23	+	15	=	38
2.	49	+	33	=	82
3.	41	+	30	=	71
4.	34	+	17	=	51
5.	38	+	27	=	65
6.	21	+	18	=	39
7.	41	+	10	=	51
8.	22	+	12	=	34
9.	37	+	23	=	60
10.	47	+	21	=	68