Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	754	+		=	968
2.	886	+		=	1.235
3.	659	+		=	1.125
4.	868	+		=	1.587
5.	981	+		=	1.692
6.	458	+		=	831
7.	979	+		=	1.533
8.	512	+		=	805
9.	951	+		=	1.280
10.	437	+		=	724

Oefening 2
1.	927	+		=	1.623
2.	818	+		=	1.391
3.	684	+		=	1.064
4.	658	+		=	869
5.	611	+		=	1.175
6.	779	+		=	1.121
7.	578	+		=	793
8.	726	+		=	1.376
9.	983	+		=	1.198
10.	558	+		=	871

Oefening 3
1.	775	+		=	1.136
2.	768	+		=	1.475
3.	597	+		=	1.032
4.	977	+		=	1.606
5.	400	+		=	635
6.	257	+		=	457
7.	892	+		=	1.309
8.	927	+		=	1.291
9.	687	+		=	1.139
10.	855	+		=	1.097

Oefening 4
1.	621	+		=	1.001
2.	998	+		=	1.376
3.	554	+		=	756
4.	600	+		=	1.015
5.	834	+		=	1.546
6.	336	+		=	656
7.	857	+		=	1.523
8.	930	+		=	1.254
9.	833	+		=	1.136
10.	394	+		=	604

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	754	+	214	=	968
2.	886	+	349	=	1.235
3.	659	+	466	=	1.125
4.	868	+	719	=	1.587
5.	981	+	711	=	1.692
6.	458	+	373	=	831
7.	979	+	554	=	1.533
8.	512	+	293	=	805
9.	951	+	329	=	1.280
10.	437	+	287	=	724

Oefening 2
1.	927	+	696	=	1.623
2.	818	+	573	=	1.391
3.	684	+	380	=	1.064
4.	658	+	211	=	869
5.	611	+	564	=	1.175
6.	779	+	342	=	1.121
7.	578	+	215	=	793
8.	726	+	650	=	1.376
9.	983	+	215	=	1.198
10.	558	+	313	=	871

Oefening 3
1.	775	+	361	=	1.136
2.	768	+	707	=	1.475
3.	597	+	435	=	1.032
4.	977	+	629	=	1.606
5.	400	+	235	=	635
6.	257	+	200	=	457
7.	892	+	417	=	1.309
8.	927	+	364	=	1.291
9.	687	+	452	=	1.139
10.	855	+	242	=	1.097

Oefening 4
1.	621	+	380	=	1.001
2.	998	+	378	=	1.376
3.	554	+	202	=	756
4.	600	+	415	=	1.015
5.	834	+	712	=	1.546
6.	336	+	320	=	656
7.	857	+	666	=	1.523
8.	930	+	324	=	1.254
9.	833	+	303	=	1.136
10.	394	+	210	=	604