Erbijsommen met vlekken tot en met 100

Erbijsommen

Oefening 1
1.	31	+		=	52
2.	43	+		=	68
3.	35	+		=	56
4.	44	+		=	60
5.	16	+		=	32
6.	35	+		=	69
7.	36	+		=	52
8.	30	+		=	46
9.	35	+		=	61
10.	49	+		=	83

Oefening 2
1.	35	+		=	58
2.	46	+		=	65
3.	32	+		=	62
4.	22	+		=	37
5.	42	+		=	78
6.	38	+		=	50
7.	49	+		=	59
8.	28	+		=	46
9.	50	+		=	74
10.	44	+		=	86

Oefening 3
1.	36	+		=	47
2.	32	+		=	50
3.	47	+		=	79
4.	44	+		=	63
5.	48	+		=	66
6.	43	+		=	59
7.	49	+		=	77
8.	33	+		=	49
9.	37	+		=	65
10.	45	+		=	87

Oefening 4
1.	32	+		=	51
2.	45	+		=	83
3.	46	+		=	78
4.	42	+		=	67
5.	28	+		=	52
6.	42	+		=	74
7.	23	+		=	35
8.	41	+		=	80
9.	22	+		=	32
10.	34	+		=	54

Erbijsommen met vlekken tot en met 100
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	31	+	21	=	52
2.	43	+	25	=	68
3.	35	+	21	=	56
4.	44	+	16	=	60
5.	16	+	16	=	32
6.	35	+	34	=	69
7.	36	+	16	=	52
8.	30	+	16	=	46
9.	35	+	26	=	61
10.	49	+	34	=	83

Oefening 2
1.	35	+	23	=	58
2.	46	+	19	=	65
3.	32	+	30	=	62
4.	22	+	15	=	37
5.	42	+	36	=	78
6.	38	+	12	=	50
7.	49	+	10	=	59
8.	28	+	18	=	46
9.	50	+	24	=	74
10.	44	+	42	=	86

Oefening 3
1.	36	+	11	=	47
2.	32	+	18	=	50
3.	47	+	32	=	79
4.	44	+	19	=	63
5.	48	+	18	=	66
6.	43	+	16	=	59
7.	49	+	28	=	77
8.	33	+	16	=	49
9.	37	+	28	=	65
10.	45	+	42	=	87

Oefening 4
1.	32	+	19	=	51
2.	45	+	38	=	83
3.	46	+	32	=	78
4.	42	+	25	=	67
5.	28	+	24	=	52
6.	42	+	32	=	74
7.	23	+	12	=	35
8.	41	+	39	=	80
9.	22	+	10	=	32
10.	34	+	20	=	54