Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	726	+		=	1.359
2.	952	+		=	1.721
3.	738	+		=	1.407
4.	629	+		=	832
5.	751	+		=	1.067
6.	730	+		=	1.003
7.	786	+		=	1.378
8.	461	+		=	719
9.	1.000	+		=	1.900
10.	834	+		=	1.385

Oefening 2
1.	910	+		=	1.411
2.	990	+		=	1.411
3.	349	+		=	557
4.	811	+		=	1.432
5.	718	+		=	1.058
6.	810	+		=	1.027
7.	896	+		=	1.141
8.	354	+		=	581
9.	872	+		=	1.254
10.	596	+		=	1.087

Oefening 3
1.	704	+		=	1.214
2.	539	+		=	983
3.	441	+		=	789
4.	847	+		=	1.651
5.	587	+		=	1.127
6.	775	+		=	1.423
7.	638	+		=	907
8.	985	+		=	1.909
9.	785	+		=	1.340
10.	933	+		=	1.757

Oefening 4
1.	761	+		=	1.240
2.	857	+		=	1.513
3.	721	+		=	1.248
4.	982	+		=	1.555
5.	685	+		=	1.249
6.	500	+		=	805
7.	976	+		=	1.306
8.	702	+		=	1.200
9.	783	+		=	1.299
10.	960	+		=	1.600

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	726	+	633	=	1.359
2.	952	+	769	=	1.721
3.	738	+	669	=	1.407
4.	629	+	203	=	832
5.	751	+	316	=	1.067
6.	730	+	273	=	1.003
7.	786	+	592	=	1.378
8.	461	+	258	=	719
9.	1.000	+	900	=	1.900
10.	834	+	551	=	1.385

Oefening 2
1.	910	+	501	=	1.411
2.	990	+	421	=	1.411
3.	349	+	208	=	557
4.	811	+	621	=	1.432
5.	718	+	340	=	1.058
6.	810	+	217	=	1.027
7.	896	+	245	=	1.141
8.	354	+	227	=	581
9.	872	+	382	=	1.254
10.	596	+	491	=	1.087

Oefening 3
1.	704	+	510	=	1.214
2.	539	+	444	=	983
3.	441	+	348	=	789
4.	847	+	804	=	1.651
5.	587	+	540	=	1.127
6.	775	+	648	=	1.423
7.	638	+	269	=	907
8.	985	+	924	=	1.909
9.	785	+	555	=	1.340
10.	933	+	824	=	1.757

Oefening 4
1.	761	+	479	=	1.240
2.	857	+	656	=	1.513
3.	721	+	527	=	1.248
4.	982	+	573	=	1.555
5.	685	+	564	=	1.249
6.	500	+	305	=	805
7.	976	+	330	=	1.306
8.	702	+	498	=	1.200
9.	783	+	516	=	1.299
10.	960	+	640	=	1.600