Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	511	+		=	837
2.	707	+		=	980
3.	492	+		=	811
4.	669	+		=	1.255
5.	838	+		=	1.140
6.	819	+		=	1.306
7.	846	+		=	1.556
8.	796	+		=	1.538
9.	675	+		=	882
10.	839	+		=	1.272

Oefening 2
1.	734	+		=	1.335
2.	691	+		=	1.270
3.	694	+		=	1.142
4.	995	+		=	1.556
5.	921	+		=	1.137
6.	298	+		=	530
7.	356	+		=	671
8.	420	+		=	657
9.	840	+		=	1.165
10.	851	+		=	1.642

Oefening 3
1.	588	+		=	1.093
2.	939	+		=	1.201
3.	740	+		=	1.415
4.	545	+		=	852
5.	766	+		=	1.087
6.	501	+		=	967
7.	705	+		=	1.057
8.	946	+		=	1.585
9.	993	+		=	1.574
10.	900	+		=	1.257

Oefening 4
1.	503	+		=	991
2.	642	+		=	1.181
3.	947	+		=	1.781
4.	813	+		=	1.301
5.	655	+		=	1.214
6.	695	+		=	1.002
7.	967	+		=	1.483
8.	783	+		=	1.266
9.	720	+		=	1.074
10.	997	+		=	1.947

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	511	+	326	=	837
2.	707	+	273	=	980
3.	492	+	319	=	811
4.	669	+	586	=	1.255
5.	838	+	302	=	1.140
6.	819	+	487	=	1.306
7.	846	+	710	=	1.556
8.	796	+	742	=	1.538
9.	675	+	207	=	882
10.	839	+	433	=	1.272

Oefening 2
1.	734	+	601	=	1.335
2.	691	+	579	=	1.270
3.	694	+	448	=	1.142
4.	995	+	561	=	1.556
5.	921	+	216	=	1.137
6.	298	+	232	=	530
7.	356	+	315	=	671
8.	420	+	237	=	657
9.	840	+	325	=	1.165
10.	851	+	791	=	1.642

Oefening 3
1.	588	+	505	=	1.093
2.	939	+	262	=	1.201
3.	740	+	675	=	1.415
4.	545	+	307	=	852
5.	766	+	321	=	1.087
6.	501	+	466	=	967
7.	705	+	352	=	1.057
8.	946	+	639	=	1.585
9.	993	+	581	=	1.574
10.	900	+	357	=	1.257

Oefening 4
1.	503	+	488	=	991
2.	642	+	539	=	1.181
3.	947	+	834	=	1.781
4.	813	+	488	=	1.301
5.	655	+	559	=	1.214
6.	695	+	307	=	1.002
7.	967	+	516	=	1.483
8.	783	+	483	=	1.266
9.	720	+	354	=	1.074
10.	997	+	950	=	1.947