Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	137	+		=	269
2.	163	+		=	242
3.	215	+		=	409
4.	213	+		=	324
5.	187	+		=	256
6.	229	+		=	294
7.	215	+		=	384
8.	156	+		=	276
9.	247	+		=	462
10.	224	+		=	292

Oefening 2
1.	249	+		=	440
2.	177	+		=	307
3.	184	+		=	352
4.	238	+		=	400
5.	144	+		=	255
6.	91	+		=	149
7.	248	+		=	422
8.	231	+		=	317
9.	141	+		=	231
10.	207	+		=	346

Oefening 3
1.	90	+		=	161
2.	112	+		=	165
3.	108	+		=	163
4.	144	+		=	283
5.	88	+		=	147
6.	156	+		=	227
7.	234	+		=	286
8.	178	+		=	323
9.	154	+		=	223
10.	167	+		=	334

Oefening 4
1.	137	+		=	190
2.	125	+		=	212
3.	174	+		=	296
4.	98	+		=	170
5.	152	+		=	255
6.	192	+		=	366
7.	135	+		=	242
8.	212	+		=	313
9.	244	+		=	319
10.	218	+		=	284

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	137	+	132	=	269
2.	163	+	79	=	242
3.	215	+	194	=	409
4.	213	+	111	=	324
5.	187	+	69	=	256
6.	229	+	65	=	294
7.	215	+	169	=	384
8.	156	+	120	=	276
9.	247	+	215	=	462
10.	224	+	68	=	292

Oefening 2
1.	249	+	191	=	440
2.	177	+	130	=	307
3.	184	+	168	=	352
4.	238	+	162	=	400
5.	144	+	111	=	255
6.	91	+	58	=	149
7.	248	+	174	=	422
8.	231	+	86	=	317
9.	141	+	90	=	231
10.	207	+	139	=	346

Oefening 3
1.	90	+	71	=	161
2.	112	+	53	=	165
3.	108	+	55	=	163
4.	144	+	139	=	283
5.	88	+	59	=	147
6.	156	+	71	=	227
7.	234	+	52	=	286
8.	178	+	145	=	323
9.	154	+	69	=	223
10.	167	+	167	=	334

Oefening 4
1.	137	+	53	=	190
2.	125	+	87	=	212
3.	174	+	122	=	296
4.	98	+	72	=	170
5.	152	+	103	=	255
6.	192	+	174	=	366
7.	135	+	107	=	242
8.	212	+	101	=	313
9.	244	+	75	=	319
10.	218	+	66	=	284