Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	228	+		=	448
2.	139	+		=	235
3.	105	+		=	170
4.	122	+		=	238
5.	234	+		=	334
6.	241	+		=	421
7.	184	+		=	281
8.	165	+		=	263
9.	214	+		=	304
10.	212	+		=	388

Oefening 2
1.	238	+		=	451
2.	236	+		=	387
3.	151	+		=	211
4.	202	+		=	287
5.	156	+		=	296
6.	197	+		=	392
7.	123	+		=	245
8.	240	+		=	313
9.	154	+		=	301
10.	156	+		=	279

Oefening 3
1.	146	+		=	292
2.	189	+		=	280
3.	230	+		=	362
4.	172	+		=	288
5.	199	+		=	251
6.	192	+		=	356
7.	237	+		=	356
8.	181	+		=	272
9.	218	+		=	427
10.	93	+		=	155

Oefening 4
1.	225	+		=	303
2.	215	+		=	401
3.	230	+		=	374
4.	174	+		=	336
5.	179	+		=	335
6.	167	+		=	314
7.	165	+		=	249
8.	222	+		=	439
9.	237	+		=	334
10.	204	+		=	361

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	228	+	220	=	448
2.	139	+	96	=	235
3.	105	+	65	=	170
4.	122	+	116	=	238
5.	234	+	100	=	334
6.	241	+	180	=	421
7.	184	+	97	=	281
8.	165	+	98	=	263
9.	214	+	90	=	304
10.	212	+	176	=	388

Oefening 2
1.	238	+	213	=	451
2.	236	+	151	=	387
3.	151	+	60	=	211
4.	202	+	85	=	287
5.	156	+	140	=	296
6.	197	+	195	=	392
7.	123	+	122	=	245
8.	240	+	73	=	313
9.	154	+	147	=	301
10.	156	+	123	=	279

Oefening 3
1.	146	+	146	=	292
2.	189	+	91	=	280
3.	230	+	132	=	362
4.	172	+	116	=	288
5.	199	+	52	=	251
6.	192	+	164	=	356
7.	237	+	119	=	356
8.	181	+	91	=	272
9.	218	+	209	=	427
10.	93	+	62	=	155

Oefening 4
1.	225	+	78	=	303
2.	215	+	186	=	401
3.	230	+	144	=	374
4.	174	+	162	=	336
5.	179	+	156	=	335
6.	167	+	147	=	314
7.	165	+	84	=	249
8.	222	+	217	=	439
9.	237	+	97	=	334
10.	204	+	157	=	361