Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	243	+		=	307
2.	205	+		=	389
3.	217	+		=	378
4.	220	+		=	361
5.	220	+		=	374
6.	127	+		=	181
7.	173	+		=	332
8.	244	+		=	388
9.	191	+		=	345
10.	141	+		=	202

Oefening 2
1.	185	+		=	337
2.	227	+		=	294
3.	216	+		=	369
4.	68	+		=	124
5.	210	+		=	384
6.	174	+		=	231
7.	192	+		=	270
8.	234	+		=	356
9.	227	+		=	354
10.	161	+		=	314

Oefening 3
1.	145	+		=	212
2.	221	+		=	428
3.	182	+		=	352
4.	247	+		=	367
5.	233	+		=	447
6.	139	+		=	201
7.	90	+		=	153
8.	189	+		=	351
9.	222	+		=	357
10.	159	+		=	241

Oefening 4
1.	201	+		=	328
2.	219	+		=	345
3.	132	+		=	182
4.	103	+		=	164
5.	218	+		=	426
6.	204	+		=	368
7.	221	+		=	437
8.	96	+		=	148
9.	158	+		=	292
10.	197	+		=	354

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	243	+	64	=	307
2.	205	+	184	=	389
3.	217	+	161	=	378
4.	220	+	141	=	361
5.	220	+	154	=	374
6.	127	+	54	=	181
7.	173	+	159	=	332
8.	244	+	144	=	388
9.	191	+	154	=	345
10.	141	+	61	=	202

Oefening 2
1.	185	+	152	=	337
2.	227	+	67	=	294
3.	216	+	153	=	369
4.	68	+	56	=	124
5.	210	+	174	=	384
6.	174	+	57	=	231
7.	192	+	78	=	270
8.	234	+	122	=	356
9.	227	+	127	=	354
10.	161	+	153	=	314

Oefening 3
1.	145	+	67	=	212
2.	221	+	207	=	428
3.	182	+	170	=	352
4.	247	+	120	=	367
5.	233	+	214	=	447
6.	139	+	62	=	201
7.	90	+	63	=	153
8.	189	+	162	=	351
9.	222	+	135	=	357
10.	159	+	82	=	241

Oefening 4
1.	201	+	127	=	328
2.	219	+	126	=	345
3.	132	+	50	=	182
4.	103	+	61	=	164
5.	218	+	208	=	426
6.	204	+	164	=	368
7.	221	+	216	=	437
8.	96	+	52	=	148
9.	158	+	134	=	292
10.	197	+	157	=	354