Erbijsommen met vlekken tot en met 200

Erbijsommen

Oefening 1
1.	66	+		=	131
2.	63	+		=	100
3.	86	+		=	144
4.	81	+		=	149
5.	69	+		=	132
6.	89	+		=	140
7.	80	+		=	109
8.	93	+		=	158
9.	42	+		=	65
10.	75	+		=	116

Oefening 2
1.	88	+		=	157
2.	64	+		=	86
3.	73	+		=	94
4.	96	+		=	174
5.	82	+		=	115
6.	45	+		=	68
7.	61	+		=	85
8.	74	+		=	122
9.	67	+		=	102
10.	55	+		=	96

Oefening 3
1.	69	+		=	110
2.	54	+		=	95
3.	81	+		=	124
4.	92	+		=	143
5.	62	+		=	113
6.	97	+		=	136
7.	94	+		=	123
8.	71	+		=	91
9.	77	+		=	105
10.	89	+		=	149

Oefening 4
1.	87	+		=	130
2.	95	+		=	175
3.	77	+		=	140
4.	87	+		=	145
5.	68	+		=	131
6.	80	+		=	160
7.	90	+		=	154
8.	97	+		=	165
9.	77	+		=	153
10.	73	+		=	131

Erbijsommen met vlekken tot en met 200
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	66	+	65	=	131
2.	63	+	37	=	100
3.	86	+	58	=	144
4.	81	+	68	=	149
5.	69	+	63	=	132
6.	89	+	51	=	140
7.	80	+	29	=	109
8.	93	+	65	=	158
9.	42	+	23	=	65
10.	75	+	41	=	116

Oefening 2
1.	88	+	69	=	157
2.	64	+	22	=	86
3.	73	+	21	=	94
4.	96	+	78	=	174
5.	82	+	33	=	115
6.	45	+	23	=	68
7.	61	+	24	=	85
8.	74	+	48	=	122
9.	67	+	35	=	102
10.	55	+	41	=	96

Oefening 3
1.	69	+	41	=	110
2.	54	+	41	=	95
3.	81	+	43	=	124
4.	92	+	51	=	143
5.	62	+	51	=	113
6.	97	+	39	=	136
7.	94	+	29	=	123
8.	71	+	20	=	91
9.	77	+	28	=	105
10.	89	+	60	=	149

Oefening 4
1.	87	+	43	=	130
2.	95	+	80	=	175
3.	77	+	63	=	140
4.	87	+	58	=	145
5.	68	+	63	=	131
6.	80	+	80	=	160
7.	90	+	64	=	154
8.	97	+	68	=	165
9.	77	+	76	=	153
10.	73	+	58	=	131