Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	889	+		=	1.687
2.	497	+		=	839
3.	788	+		=	1.255
4.	650	+		=	1.092
5.	671	+		=	1.165
6.	602	+		=	858
7.	833	+		=	1.347
8.	728	+		=	1.389
9.	386	+		=	599
10.	914	+		=	1.438

Oefening 2
1.	739	+		=	1.447
2.	281	+		=	545
3.	701	+		=	955
4.	757	+		=	1.490
5.	704	+		=	1.203
6.	601	+		=	876
7.	525	+		=	968
8.	682	+		=	1.216
9.	924	+		=	1.533
10.	919	+		=	1.602

Oefening 3
1.	908	+		=	1.562
2.	993	+		=	1.723
3.	889	+		=	1.211
4.	823	+		=	1.095
5.	600	+		=	964
6.	787	+		=	1.020
7.	449	+		=	738
8.	709	+		=	985
9.	605	+		=	823
10.	774	+		=	1.025

Oefening 4
1.	992	+		=	1.403
2.	914	+		=	1.676
3.	727	+		=	1.289
4.	640	+		=	1.046
5.	671	+		=	1.201
6.	966	+		=	1.414
7.	669	+		=	1.326
8.	566	+		=	1.111
9.	932	+		=	1.371
10.	666	+		=	1.078

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	889	+	798	=	1.687
2.	497	+	342	=	839
3.	788	+	467	=	1.255
4.	650	+	442	=	1.092
5.	671	+	494	=	1.165
6.	602	+	256	=	858
7.	833	+	514	=	1.347
8.	728	+	661	=	1.389
9.	386	+	213	=	599
10.	914	+	524	=	1.438

Oefening 2
1.	739	+	708	=	1.447
2.	281	+	264	=	545
3.	701	+	254	=	955
4.	757	+	733	=	1.490
5.	704	+	499	=	1.203
6.	601	+	275	=	876
7.	525	+	443	=	968
8.	682	+	534	=	1.216
9.	924	+	609	=	1.533
10.	919	+	683	=	1.602

Oefening 3
1.	908	+	654	=	1.562
2.	993	+	730	=	1.723
3.	889	+	322	=	1.211
4.	823	+	272	=	1.095
5.	600	+	364	=	964
6.	787	+	233	=	1.020
7.	449	+	289	=	738
8.	709	+	276	=	985
9.	605	+	218	=	823
10.	774	+	251	=	1.025

Oefening 4
1.	992	+	411	=	1.403
2.	914	+	762	=	1.676
3.	727	+	562	=	1.289
4.	640	+	406	=	1.046
5.	671	+	530	=	1.201
6.	966	+	448	=	1.414
7.	669	+	657	=	1.326
8.	566	+	545	=	1.111
9.	932	+	439	=	1.371
10.	666	+	412	=	1.078