Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	926	+		=	1.841
2.	744	+		=	1.404
3.	358	+		=	607
4.	919	+		=	1.655
5.	370	+		=	653
6.	849	+		=	1.467
7.	861	+		=	1.149
8.	877	+		=	1.225
9.	715	+		=	1.043
10.	612	+		=	1.182

Oefening 2
1.	956	+		=	1.447
2.	876	+		=	1.131
3.	520	+		=	989
4.	625	+		=	1.187
5.	845	+		=	1.423
6.	743	+		=	1.469
7.	838	+		=	1.528
8.	947	+		=	1.284
9.	622	+		=	1.089
10.	849	+		=	1.319

Oefening 3
1.	950	+		=	1.629
2.	585	+		=	879
3.	897	+		=	1.114
4.	754	+		=	1.150
5.	630	+		=	889
6.	931	+		=	1.418
7.	960	+		=	1.911
8.	500	+		=	959
9.	585	+		=	991
10.	655	+		=	1.273

Oefening 4
1.	555	+		=	1.005
2.	300	+		=	573
3.	527	+		=	761
4.	925	+		=	1.669
5.	999	+		=	1.414
6.	919	+		=	1.504
7.	484	+		=	902
8.	450	+		=	891
9.	697	+		=	1.151
10.	749	+		=	1.481

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	926	+	915	=	1.841
2.	744	+	660	=	1.404
3.	358	+	249	=	607
4.	919	+	736	=	1.655
5.	370	+	283	=	653
6.	849	+	618	=	1.467
7.	861	+	288	=	1.149
8.	877	+	348	=	1.225
9.	715	+	328	=	1.043
10.	612	+	570	=	1.182

Oefening 2
1.	956	+	491	=	1.447
2.	876	+	255	=	1.131
3.	520	+	469	=	989
4.	625	+	562	=	1.187
5.	845	+	578	=	1.423
6.	743	+	726	=	1.469
7.	838	+	690	=	1.528
8.	947	+	337	=	1.284
9.	622	+	467	=	1.089
10.	849	+	470	=	1.319

Oefening 3
1.	950	+	679	=	1.629
2.	585	+	294	=	879
3.	897	+	217	=	1.114
4.	754	+	396	=	1.150
5.	630	+	259	=	889
6.	931	+	487	=	1.418
7.	960	+	951	=	1.911
8.	500	+	459	=	959
9.	585	+	406	=	991
10.	655	+	618	=	1.273

Oefening 4
1.	555	+	450	=	1.005
2.	300	+	273	=	573
3.	527	+	234	=	761
4.	925	+	744	=	1.669
5.	999	+	415	=	1.414
6.	919	+	585	=	1.504
7.	484	+	418	=	902
8.	450	+	441	=	891
9.	697	+	454	=	1.151
10.	749	+	732	=	1.481