Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	869	+		=	1.669
2.	842	+		=	1.331
3.	891	+		=	1.657
4.	707	+		=	1.332
5.	751	+		=	967
6.	982	+		=	1.569
7.	802	+		=	1.487
8.	570	+		=	836
9.	904	+		=	1.737
10.	922	+		=	1.770

Oefening 2
1.	551	+		=	958
2.	832	+		=	1.108
3.	746	+		=	977
4.	541	+		=	772
5.	326	+		=	622
6.	858	+		=	1.677
7.	618	+		=	1.199
8.	690	+		=	1.380
9.	881	+		=	1.166
10.	380	+		=	738

Oefening 3
1.	833	+		=	1.280
2.	999	+		=	1.766
3.	847	+		=	1.399
4.	595	+		=	1.086
5.	687	+		=	1.098
6.	237	+		=	446
7.	931	+		=	1.805
8.	249	+		=	478
9.	691	+		=	1.124
10.	900	+		=	1.778

Oefening 4
1.	939	+		=	1.770
2.	463	+		=	897
3.	818	+		=	1.193
4.	733	+		=	1.408
5.	872	+		=	1.368
6.	988	+		=	1.765
7.	711	+		=	1.118
8.	468	+		=	736
9.	679	+		=	1.286
10.	924	+		=	1.825

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	869	+	800	=	1.669
2.	842	+	489	=	1.331
3.	891	+	766	=	1.657
4.	707	+	625	=	1.332
5.	751	+	216	=	967
6.	982	+	587	=	1.569
7.	802	+	685	=	1.487
8.	570	+	266	=	836
9.	904	+	833	=	1.737
10.	922	+	848	=	1.770

Oefening 2
1.	551	+	407	=	958
2.	832	+	276	=	1.108
3.	746	+	231	=	977
4.	541	+	231	=	772
5.	326	+	296	=	622
6.	858	+	819	=	1.677
7.	618	+	581	=	1.199
8.	690	+	690	=	1.380
9.	881	+	285	=	1.166
10.	380	+	358	=	738

Oefening 3
1.	833	+	447	=	1.280
2.	999	+	767	=	1.766
3.	847	+	552	=	1.399
4.	595	+	491	=	1.086
5.	687	+	411	=	1.098
6.	237	+	209	=	446
7.	931	+	874	=	1.805
8.	249	+	229	=	478
9.	691	+	433	=	1.124
10.	900	+	878	=	1.778

Oefening 4
1.	939	+	831	=	1.770
2.	463	+	434	=	897
3.	818	+	375	=	1.193
4.	733	+	675	=	1.408
5.	872	+	496	=	1.368
6.	988	+	777	=	1.765
7.	711	+	407	=	1.118
8.	468	+	268	=	736
9.	679	+	607	=	1.286
10.	924	+	901	=	1.825