Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	187	+		=	277
2.	190	+		=	349
3.	246	+		=	371
4.	217	+		=	382
5.	128	+		=	216
6.	213	+		=	349
7.	192	+		=	289
8.	219	+		=	362
9.	173	+		=	231
10.	248	+		=	431

Oefening 2
1.	222	+		=	300
2.	206	+		=	403
3.	197	+		=	294
4.	198	+		=	352
5.	235	+		=	406
6.	197	+		=	369
7.	228	+		=	420
8.	145	+		=	267
9.	164	+		=	268
10.	236	+		=	331

Oefening 3
1.	192	+		=	302
2.	132	+		=	217
3.	213	+		=	414
4.	207	+		=	335
5.	231	+		=	421
6.	173	+		=	241
7.	137	+		=	212
8.	191	+		=	314
9.	155	+		=	300
10.	150	+		=	280

Oefening 4
1.	171	+		=	314
2.	221	+		=	435
3.	167	+		=	278
4.	165	+		=	329
5.	183	+		=	323
6.	194	+		=	372
7.	250	+		=	429
8.	103	+		=	158
9.	208	+		=	268
10.	180	+		=	314

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	187	+	90	=	277
2.	190	+	159	=	349
3.	246	+	125	=	371
4.	217	+	165	=	382
5.	128	+	88	=	216
6.	213	+	136	=	349
7.	192	+	97	=	289
8.	219	+	143	=	362
9.	173	+	58	=	231
10.	248	+	183	=	431

Oefening 2
1.	222	+	78	=	300
2.	206	+	197	=	403
3.	197	+	97	=	294
4.	198	+	154	=	352
5.	235	+	171	=	406
6.	197	+	172	=	369
7.	228	+	192	=	420
8.	145	+	122	=	267
9.	164	+	104	=	268
10.	236	+	95	=	331

Oefening 3
1.	192	+	110	=	302
2.	132	+	85	=	217
3.	213	+	201	=	414
4.	207	+	128	=	335
5.	231	+	190	=	421
6.	173	+	68	=	241
7.	137	+	75	=	212
8.	191	+	123	=	314
9.	155	+	145	=	300
10.	150	+	130	=	280

Oefening 4
1.	171	+	143	=	314
2.	221	+	214	=	435
3.	167	+	111	=	278
4.	165	+	164	=	329
5.	183	+	140	=	323
6.	194	+	178	=	372
7.	250	+	179	=	429
8.	103	+	55	=	158
9.	208	+	60	=	268
10.	180	+	134	=	314