Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	103	+		=	189
2.	201	+		=	292
3.	225	+		=	402
4.	247	+		=	474
5.	224	+		=	346
6.	191	+		=	299
7.	215	+		=	325
8.	208	+		=	327
9.	197	+		=	338
10.	140	+		=	235

Oefening 2
1.	153	+		=	251
2.	229	+		=	417
3.	172	+		=	246
4.	248	+		=	302
5.	114	+		=	227
6.	199	+		=	262
7.	167	+		=	324
8.	244	+		=	419
9.	106	+		=	197
10.	182	+		=	291

Oefening 3
1.	241	+		=	458
2.	223	+		=	429
3.	190	+		=	370
4.	218	+		=	346
5.	122	+		=	177
6.	240	+		=	398
7.	231	+		=	284
8.	231	+		=	436
9.	231	+		=	456
10.	149	+		=	286

Oefening 4
1.	199	+		=	263
2.	205	+		=	280
3.	180	+		=	259
4.	90	+		=	148
5.	156	+		=	211
6.	149	+		=	226
7.	67	+		=	131
8.	241	+		=	304
9.	142	+		=	204
10.	227	+		=	329

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	103	+	86	=	189
2.	201	+	91	=	292
3.	225	+	177	=	402
4.	247	+	227	=	474
5.	224	+	122	=	346
6.	191	+	108	=	299
7.	215	+	110	=	325
8.	208	+	119	=	327
9.	197	+	141	=	338
10.	140	+	95	=	235

Oefening 2
1.	153	+	98	=	251
2.	229	+	188	=	417
3.	172	+	74	=	246
4.	248	+	54	=	302
5.	114	+	113	=	227
6.	199	+	63	=	262
7.	167	+	157	=	324
8.	244	+	175	=	419
9.	106	+	91	=	197
10.	182	+	109	=	291

Oefening 3
1.	241	+	217	=	458
2.	223	+	206	=	429
3.	190	+	180	=	370
4.	218	+	128	=	346
5.	122	+	55	=	177
6.	240	+	158	=	398
7.	231	+	53	=	284
8.	231	+	205	=	436
9.	231	+	225	=	456
10.	149	+	137	=	286

Oefening 4
1.	199	+	64	=	263
2.	205	+	75	=	280
3.	180	+	79	=	259
4.	90	+	58	=	148
5.	156	+	55	=	211
6.	149	+	77	=	226
7.	67	+	64	=	131
8.	241	+	63	=	304
9.	142	+	62	=	204
10.	227	+	102	=	329