Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	81	+		=	158
2.	229	+		=	375
3.	158	+		=	255
4.	92	+		=	182
5.	230	+		=	363
6.	231	+		=	366
7.	221	+		=	343
8.	180	+		=	311
9.	207	+		=	276
10.	136	+		=	264

Oefening 2
1.	199	+		=	359
2.	155	+		=	242
3.	229	+		=	351
4.	224	+		=	359
5.	169	+		=	327
6.	162	+		=	267
7.	216	+		=	281
8.	210	+		=	300
9.	197	+		=	385
10.	128	+		=	182

Oefening 3
1.	141	+		=	238
2.	223	+		=	443
3.	196	+		=	376
4.	177	+		=	234
5.	153	+		=	239
6.	80	+		=	154
7.	214	+		=	308
8.	165	+		=	270
9.	171	+		=	321
10.	212	+		=	345

Oefening 4
1.	249	+		=	403
2.	201	+		=	319
3.	247	+		=	474
4.	248	+		=	481
5.	224	+		=	275
6.	215	+		=	281
7.	229	+		=	452
8.	147	+		=	206
9.	101	+		=	175
10.	192	+		=	256

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	81	+	77	=	158
2.	229	+	146	=	375
3.	158	+	97	=	255
4.	92	+	90	=	182
5.	230	+	133	=	363
6.	231	+	135	=	366
7.	221	+	122	=	343
8.	180	+	131	=	311
9.	207	+	69	=	276
10.	136	+	128	=	264

Oefening 2
1.	199	+	160	=	359
2.	155	+	87	=	242
3.	229	+	122	=	351
4.	224	+	135	=	359
5.	169	+	158	=	327
6.	162	+	105	=	267
7.	216	+	65	=	281
8.	210	+	90	=	300
9.	197	+	188	=	385
10.	128	+	54	=	182

Oefening 3
1.	141	+	97	=	238
2.	223	+	220	=	443
3.	196	+	180	=	376
4.	177	+	57	=	234
5.	153	+	86	=	239
6.	80	+	74	=	154
7.	214	+	94	=	308
8.	165	+	105	=	270
9.	171	+	150	=	321
10.	212	+	133	=	345

Oefening 4
1.	249	+	154	=	403
2.	201	+	118	=	319
3.	247	+	227	=	474
4.	248	+	233	=	481
5.	224	+	51	=	275
6.	215	+	66	=	281
7.	229	+	223	=	452
8.	147	+	59	=	206
9.	101	+	74	=	175
10.	192	+	64	=	256