Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	161	+		=	295
2.	238	+		=	443
3.	234	+		=	447
4.	198	+		=	348
5.	173	+		=	301
6.	245	+		=	392
7.	169	+		=	278
8.	189	+		=	378
9.	247	+		=	427
10.	249	+		=	478

Oefening 2
1.	140	+		=	200
2.	194	+		=	246
3.	198	+		=	376
4.	246	+		=	478
5.	224	+		=	370
6.	206	+		=	350
7.	168	+		=	314
8.	215	+		=	398
9.	156	+		=	272
10.	197	+		=	322

Oefening 3
1.	143	+		=	267
2.	195	+		=	362
3.	204	+		=	396
4.	223	+		=	323
5.	242	+		=	446
6.	175	+		=	309
7.	135	+		=	226
8.	90	+		=	141
9.	192	+		=	354
10.	235	+		=	427

Oefening 4
1.	170	+		=	254
2.	202	+		=	296
3.	171	+		=	310
4.	89	+		=	171
5.	190	+		=	342
6.	223	+		=	416
7.	128	+		=	231
8.	103	+		=	162
9.	65	+		=	117
10.	237	+		=	352

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	161	+	134	=	295
2.	238	+	205	=	443
3.	234	+	213	=	447
4.	198	+	150	=	348
5.	173	+	128	=	301
6.	245	+	147	=	392
7.	169	+	109	=	278
8.	189	+	189	=	378
9.	247	+	180	=	427
10.	249	+	229	=	478

Oefening 2
1.	140	+	60	=	200
2.	194	+	52	=	246
3.	198	+	178	=	376
4.	246	+	232	=	478
5.	224	+	146	=	370
6.	206	+	144	=	350
7.	168	+	146	=	314
8.	215	+	183	=	398
9.	156	+	116	=	272
10.	197	+	125	=	322

Oefening 3
1.	143	+	124	=	267
2.	195	+	167	=	362
3.	204	+	192	=	396
4.	223	+	100	=	323
5.	242	+	204	=	446
6.	175	+	134	=	309
7.	135	+	91	=	226
8.	90	+	51	=	141
9.	192	+	162	=	354
10.	235	+	192	=	427

Oefening 4
1.	170	+	84	=	254
2.	202	+	94	=	296
3.	171	+	139	=	310
4.	89	+	82	=	171
5.	190	+	152	=	342
6.	223	+	193	=	416
7.	128	+	103	=	231
8.	103	+	59	=	162
9.	65	+	52	=	117
10.	237	+	115	=	352