Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	191	+		=	325
2.	241	+		=	403
3.	227	+		=	366
4.	214	+		=	291
5.	190	+		=	241
6.	179	+		=	276
7.	197	+		=	306
8.	227	+		=	356
9.	236	+		=	395
10.	233	+		=	362

Oefening 2
1.	148	+		=	209
2.	204	+		=	380
3.	102	+		=	180
4.	137	+		=	206
5.	228	+		=	409
6.	241	+		=	447
7.	96	+		=	154
8.	199	+		=	328
9.	210	+		=	309
10.	222	+		=	396

Oefening 3
1.	229	+		=	405
2.	196	+		=	285
3.	102	+		=	156
4.	231	+		=	301
5.	85	+		=	159
6.	164	+		=	311
7.	243	+		=	311
8.	243	+		=	338
9.	176	+		=	271
10.	74	+		=	125

Oefening 4
1.	126	+		=	247
2.	121	+		=	234
3.	89	+		=	143
4.	104	+		=	160
5.	115	+		=	223
6.	155	+		=	284
7.	190	+		=	315
8.	200	+		=	344
9.	127	+		=	212
10.	229	+		=	449

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	191	+	134	=	325
2.	241	+	162	=	403
3.	227	+	139	=	366
4.	214	+	77	=	291
5.	190	+	51	=	241
6.	179	+	97	=	276
7.	197	+	109	=	306
8.	227	+	129	=	356
9.	236	+	159	=	395
10.	233	+	129	=	362

Oefening 2
1.	148	+	61	=	209
2.	204	+	176	=	380
3.	102	+	78	=	180
4.	137	+	69	=	206
5.	228	+	181	=	409
6.	241	+	206	=	447
7.	96	+	58	=	154
8.	199	+	129	=	328
9.	210	+	99	=	309
10.	222	+	174	=	396

Oefening 3
1.	229	+	176	=	405
2.	196	+	89	=	285
3.	102	+	54	=	156
4.	231	+	70	=	301
5.	85	+	74	=	159
6.	164	+	147	=	311
7.	243	+	68	=	311
8.	243	+	95	=	338
9.	176	+	95	=	271
10.	74	+	51	=	125

Oefening 4
1.	126	+	121	=	247
2.	121	+	113	=	234
3.	89	+	54	=	143
4.	104	+	56	=	160
5.	115	+	108	=	223
6.	155	+	129	=	284
7.	190	+	125	=	315
8.	200	+	144	=	344
9.	127	+	85	=	212
10.	229	+	220	=	449