Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	718	+		=	1.352
2.	680	+		=	1.352
3.	800	+		=	1.147
4.	994	+		=	1.681
5.	957	+		=	1.302
6.	971	+		=	1.215
7.	801	+		=	1.536
8.	846	+		=	1.205
9.	771	+		=	1.055
10.	951	+		=	1.472

Oefening 2
1.	905	+		=	1.235
2.	854	+		=	1.497
3.	726	+		=	1.007
4.	931	+		=	1.165
5.	562	+		=	869
6.	713	+		=	1.188
7.	774	+		=	1.213
8.	475	+		=	793
9.	437	+		=	665
10.	919	+		=	1.209

Oefening 3
1.	549	+		=	1.060
2.	514	+		=	779
3.	971	+		=	1.575
4.	831	+		=	1.275
5.	922	+		=	1.564
6.	968	+		=	1.420
7.	890	+		=	1.270
8.	949	+		=	1.478
9.	711	+		=	1.047
10.	817	+		=	1.478

Oefening 4
1.	531	+		=	815
2.	685	+		=	1.146
3.	567	+		=	806
4.	711	+		=	1.041
5.	828	+		=	1.535
6.	374	+		=	667
7.	854	+		=	1.672
8.	722	+		=	1.305
9.	917	+		=	1.400
10.	878	+		=	1.680

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	718	+	634	=	1.352
2.	680	+	672	=	1.352
3.	800	+	347	=	1.147
4.	994	+	687	=	1.681
5.	957	+	345	=	1.302
6.	971	+	244	=	1.215
7.	801	+	735	=	1.536
8.	846	+	359	=	1.205
9.	771	+	284	=	1.055
10.	951	+	521	=	1.472

Oefening 2
1.	905	+	330	=	1.235
2.	854	+	643	=	1.497
3.	726	+	281	=	1.007
4.	931	+	234	=	1.165
5.	562	+	307	=	869
6.	713	+	475	=	1.188
7.	774	+	439	=	1.213
8.	475	+	318	=	793
9.	437	+	228	=	665
10.	919	+	290	=	1.209

Oefening 3
1.	549	+	511	=	1.060
2.	514	+	265	=	779
3.	971	+	604	=	1.575
4.	831	+	444	=	1.275
5.	922	+	642	=	1.564
6.	968	+	452	=	1.420
7.	890	+	380	=	1.270
8.	949	+	529	=	1.478
9.	711	+	336	=	1.047
10.	817	+	661	=	1.478

Oefening 4
1.	531	+	284	=	815
2.	685	+	461	=	1.146
3.	567	+	239	=	806
4.	711	+	330	=	1.041
5.	828	+	707	=	1.535
6.	374	+	293	=	667
7.	854	+	818	=	1.672
8.	722	+	583	=	1.305
9.	917	+	483	=	1.400
10.	878	+	802	=	1.680