Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	193	+		=	325
2.	229	+		=	319
3.	145	+		=	258
4.	249	+		=	335
5.	192	+		=	301
6.	164	+		=	281
7.	133	+		=	193
8.	180	+		=	324
9.	238	+		=	447
10.	156	+		=	236

Oefening 2
1.	211	+		=	319
2.	218	+		=	347
3.	195	+		=	285
4.	120	+		=	204
5.	218	+		=	376
6.	215	+		=	420
7.	163	+		=	231
8.	205	+		=	274
9.	191	+		=	253
10.	159	+		=	265

Oefening 3
1.	215	+		=	337
2.	166	+		=	294
3.	76	+		=	133
4.	175	+		=	232
5.	130	+		=	185
6.	161	+		=	262
7.	111	+		=	172
8.	128	+		=	217
9.	109	+		=	166
10.	158	+		=	315

Oefening 4
1.	125	+		=	203
2.	242	+		=	337
3.	139	+		=	211
4.	176	+		=	230
5.	246	+		=	427
6.	223	+		=	278
7.	107	+		=	199
8.	143	+		=	197
9.	188	+		=	256
10.	189	+		=	373

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	193	+	132	=	325
2.	229	+	90	=	319
3.	145	+	113	=	258
4.	249	+	86	=	335
5.	192	+	109	=	301
6.	164	+	117	=	281
7.	133	+	60	=	193
8.	180	+	144	=	324
9.	238	+	209	=	447
10.	156	+	80	=	236

Oefening 2
1.	211	+	108	=	319
2.	218	+	129	=	347
3.	195	+	90	=	285
4.	120	+	84	=	204
5.	218	+	158	=	376
6.	215	+	205	=	420
7.	163	+	68	=	231
8.	205	+	69	=	274
9.	191	+	62	=	253
10.	159	+	106	=	265

Oefening 3
1.	215	+	122	=	337
2.	166	+	128	=	294
3.	76	+	57	=	133
4.	175	+	57	=	232
5.	130	+	55	=	185
6.	161	+	101	=	262
7.	111	+	61	=	172
8.	128	+	89	=	217
9.	109	+	57	=	166
10.	158	+	157	=	315

Oefening 4
1.	125	+	78	=	203
2.	242	+	95	=	337
3.	139	+	72	=	211
4.	176	+	54	=	230
5.	246	+	181	=	427
6.	223	+	55	=	278
7.	107	+	92	=	199
8.	143	+	54	=	197
9.	188	+	68	=	256
10.	189	+	184	=	373