Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	192	+		=	352
2.	462	+		=	617
3.	320	+		=	509
4.	391	+		=	720
5.	473	+		=	822
6.	305	+		=	450
7.	455	+		=	741
8.	396	+		=	570
9.	227	+		=	448
10.	398	+		=	661

Oefening 2
1.	291	+		=	440
2.	499	+		=	804
3.	435	+		=	698
4.	475	+		=	862
5.	248	+		=	484
6.	332	+		=	468
7.	364	+		=	507
8.	498	+		=	955
9.	456	+		=	901
10.	476	+		=	635

Oefening 3
1.	298	+		=	401
2.	477	+		=	732
3.	290	+		=	535
4.	209	+		=	341
5.	391	+		=	532
6.	431	+		=	700
7.	455	+		=	601
8.	486	+		=	842
9.	339	+		=	546
10.	408	+		=	775

Oefening 4
1.	408	+		=	557
2.	379	+		=	705
3.	373	+		=	546
4.	266	+		=	389
5.	386	+		=	761
6.	500	+		=	894
7.	197	+		=	340
8.	284	+		=	512
9.	149	+		=	276
10.	366	+		=	699

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	192	+	160	=	352
2.	462	+	155	=	617
3.	320	+	189	=	509
4.	391	+	329	=	720
5.	473	+	349	=	822
6.	305	+	145	=	450
7.	455	+	286	=	741
8.	396	+	174	=	570
9.	227	+	221	=	448
10.	398	+	263	=	661

Oefening 2
1.	291	+	149	=	440
2.	499	+	305	=	804
3.	435	+	263	=	698
4.	475	+	387	=	862
5.	248	+	236	=	484
6.	332	+	136	=	468
7.	364	+	143	=	507
8.	498	+	457	=	955
9.	456	+	445	=	901
10.	476	+	159	=	635

Oefening 3
1.	298	+	103	=	401
2.	477	+	255	=	732
3.	290	+	245	=	535
4.	209	+	132	=	341
5.	391	+	141	=	532
6.	431	+	269	=	700
7.	455	+	146	=	601
8.	486	+	356	=	842
9.	339	+	207	=	546
10.	408	+	367	=	775

Oefening 4
1.	408	+	149	=	557
2.	379	+	326	=	705
3.	373	+	173	=	546
4.	266	+	123	=	389
5.	386	+	375	=	761
6.	500	+	394	=	894
7.	197	+	143	=	340
8.	284	+	228	=	512
9.	149	+	127	=	276
10.	366	+	333	=	699