Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	565	+		=	1.000
2.	480	+		=	960
3.	756	+		=	959
4.	487	+		=	688
5.	298	+		=	516
6.	769	+		=	1.263
7.	775	+		=	1.100
8.	962	+		=	1.737
9.	991	+		=	1.469
10.	810	+		=	1.540

Oefening 2
1.	383	+		=	614
2.	848	+		=	1.273
3.	879	+		=	1.553
4.	405	+		=	807
5.	822	+		=	1.621
6.	802	+		=	1.514
7.	254	+		=	466
8.	949	+		=	1.200
9.	696	+		=	1.017
10.	273	+		=	542

Oefening 3
1.	624	+		=	1.015
2.	829	+		=	1.590
3.	350	+		=	557
4.	960	+		=	1.664
5.	393	+		=	612
6.	445	+		=	807
7.	799	+		=	1.178
8.	743	+		=	1.033
9.	855	+		=	1.343
10.	843	+		=	1.531

Oefening 4
1.	702	+		=	976
2.	940	+		=	1.782
3.	452	+		=	775
4.	827	+		=	1.057
5.	857	+		=	1.457
6.	948	+		=	1.760
7.	907	+		=	1.269
8.	789	+		=	1.381
9.	918	+		=	1.593
10.	469	+		=	716

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	565	+	435	=	1.000
2.	480	+	480	=	960
3.	756	+	203	=	959
4.	487	+	201	=	688
5.	298	+	218	=	516
6.	769	+	494	=	1.263
7.	775	+	325	=	1.100
8.	962	+	775	=	1.737
9.	991	+	478	=	1.469
10.	810	+	730	=	1.540

Oefening 2
1.	383	+	231	=	614
2.	848	+	425	=	1.273
3.	879	+	674	=	1.553
4.	405	+	402	=	807
5.	822	+	799	=	1.621
6.	802	+	712	=	1.514
7.	254	+	212	=	466
8.	949	+	251	=	1.200
9.	696	+	321	=	1.017
10.	273	+	269	=	542

Oefening 3
1.	624	+	391	=	1.015
2.	829	+	761	=	1.590
3.	350	+	207	=	557
4.	960	+	704	=	1.664
5.	393	+	219	=	612
6.	445	+	362	=	807
7.	799	+	379	=	1.178
8.	743	+	290	=	1.033
9.	855	+	488	=	1.343
10.	843	+	688	=	1.531

Oefening 4
1.	702	+	274	=	976
2.	940	+	842	=	1.782
3.	452	+	323	=	775
4.	827	+	230	=	1.057
5.	857	+	600	=	1.457
6.	948	+	812	=	1.760
7.	907	+	362	=	1.269
8.	789	+	592	=	1.381
9.	918	+	675	=	1.593
10.	469	+	247	=	716