Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	206	+		=	367
2.	172	+		=	328
3.	154	+		=	229
4.	191	+		=	322
5.	160	+		=	246
6.	215	+		=	405
7.	176	+		=	290
8.	232	+		=	409
9.	192	+		=	380
10.	93	+		=	159

Oefening 2
1.	144	+		=	260
2.	176	+		=	245
3.	227	+		=	409
4.	250	+		=	475
5.	143	+		=	234
6.	58	+		=	112
7.	238	+		=	430
8.	138	+		=	234
9.	233	+		=	368
10.	206	+		=	278

Oefening 3
1.	197	+		=	287
2.	198	+		=	377
3.	190	+		=	361
4.	250	+		=	452
5.	210	+		=	317
6.	200	+		=	304
7.	221	+		=	275
8.	229	+		=	279
9.	169	+		=	230
10.	156	+		=	209

Oefening 4
1.	71	+		=	138
2.	246	+		=	429
3.	168	+		=	303
4.	141	+		=	280
5.	174	+		=	250
6.	178	+		=	297
7.	166	+		=	276
8.	243	+		=	431
9.	247	+		=	418
10.	89	+		=	152

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	206	+	161	=	367
2.	172	+	156	=	328
3.	154	+	75	=	229
4.	191	+	131	=	322
5.	160	+	86	=	246
6.	215	+	190	=	405
7.	176	+	114	=	290
8.	232	+	177	=	409
9.	192	+	188	=	380
10.	93	+	66	=	159

Oefening 2
1.	144	+	116	=	260
2.	176	+	69	=	245
3.	227	+	182	=	409
4.	250	+	225	=	475
5.	143	+	91	=	234
6.	58	+	54	=	112
7.	238	+	192	=	430
8.	138	+	96	=	234
9.	233	+	135	=	368
10.	206	+	72	=	278

Oefening 3
1.	197	+	90	=	287
2.	198	+	179	=	377
3.	190	+	171	=	361
4.	250	+	202	=	452
5.	210	+	107	=	317
6.	200	+	104	=	304
7.	221	+	54	=	275
8.	229	+	50	=	279
9.	169	+	61	=	230
10.	156	+	53	=	209

Oefening 4
1.	71	+	67	=	138
2.	246	+	183	=	429
3.	168	+	135	=	303
4.	141	+	139	=	280
5.	174	+	76	=	250
6.	178	+	119	=	297
7.	166	+	110	=	276
8.	243	+	188	=	431
9.	247	+	171	=	418
10.	89	+	63	=	152