Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	89	+		=	146
2.	91	+		=	126
3.	89	+		=	153
4.	63	+		=	92
5.	86	+		=	130
6.	73	+		=	121
7.	88	+		=	153
8.	48	+		=	81
9.	81	+		=	107
10.	50	+		=	89

Oefening 2
1.	33	+		=	57
2.	85	+		=	120
3.	75	+		=	110
4.	95	+		=	136
5.	96	+		=	177
6.	56	+		=	83
7.	81	+		=	128
8.	49	+		=	76
9.	86	+		=	139
10.	93	+		=	182

Oefening 3
1.	96	+		=	149
2.	97	+		=	190
3.	87	+		=	171
4.	64	+		=	106
5.	53	+		=	105
6.	57	+		=	93
7.	70	+		=	114
8.	67	+		=	122
9.	57	+		=	97
10.	47	+		=	77

Oefening 4
1.	80	+		=	138
2.	75	+		=	143
3.	58	+		=	83
4.	26	+		=	47
5.	51	+		=	91
6.	42	+		=	66
7.	87	+		=	109
8.	94	+		=	178
9.	84	+		=	139
10.	61	+		=	110

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	89	+	57	=	146
2.	91	+	35	=	126
3.	89	+	64	=	153
4.	63	+	29	=	92
5.	86	+	44	=	130
6.	73	+	48	=	121
7.	88	+	65	=	153
8.	48	+	33	=	81
9.	81	+	26	=	107
10.	50	+	39	=	89

Oefening 2
1.	33	+	24	=	57
2.	85	+	35	=	120
3.	75	+	35	=	110
4.	95	+	41	=	136
5.	96	+	81	=	177
6.	56	+	27	=	83
7.	81	+	47	=	128
8.	49	+	27	=	76
9.	86	+	53	=	139
10.	93	+	89	=	182

Oefening 3
1.	96	+	53	=	149
2.	97	+	93	=	190
3.	87	+	84	=	171
4.	64	+	42	=	106
5.	53	+	52	=	105
6.	57	+	36	=	93
7.	70	+	44	=	114
8.	67	+	55	=	122
9.	57	+	40	=	97
10.	47	+	30	=	77

Oefening 4
1.	80	+	58	=	138
2.	75	+	68	=	143
3.	58	+	25	=	83
4.	26	+	21	=	47
5.	51	+	40	=	91
6.	42	+	24	=	66
7.	87	+	22	=	109
8.	94	+	84	=	178
9.	84	+	55	=	139
10.	61	+	49	=	110