Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	546	+		=	978
2.	538	+		=	897
3.	540	+		=	1.056
4.	776	+		=	1.000
5.	666	+		=	1.327
6.	995	+		=	1.717
7.	865	+		=	1.698
8.	640	+		=	999
9.	932	+		=	1.350
10.	927	+		=	1.137

Oefening 2
1.	655	+		=	1.086
2.	860	+		=	1.122
3.	908	+		=	1.529
4.	884	+		=	1.262
5.	955	+		=	1.778
6.	865	+		=	1.327
7.	732	+		=	1.290
8.	975	+		=	1.505
9.	444	+		=	694
10.	835	+		=	1.065

Oefening 3
1.	628	+		=	917
2.	553	+		=	912
3.	695	+		=	989
4.	846	+		=	1.553
5.	933	+		=	1.634
6.	955	+		=	1.158
7.	720	+		=	1.179
8.	636	+		=	891
9.	448	+		=	750
10.	973	+		=	1.789

Oefening 4
1.	537	+		=	1.050
2.	269	+		=	535
3.	393	+		=	676
4.	289	+		=	566
5.	983	+		=	1.515
6.	979	+		=	1.877
7.	591	+		=	1.109
8.	887	+		=	1.192
9.	742	+		=	1.194
10.	836	+		=	1.610

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	546	+	432	=	978
2.	538	+	359	=	897
3.	540	+	516	=	1.056
4.	776	+	224	=	1.000
5.	666	+	661	=	1.327
6.	995	+	722	=	1.717
7.	865	+	833	=	1.698
8.	640	+	359	=	999
9.	932	+	418	=	1.350
10.	927	+	210	=	1.137

Oefening 2
1.	655	+	431	=	1.086
2.	860	+	262	=	1.122
3.	908	+	621	=	1.529
4.	884	+	378	=	1.262
5.	955	+	823	=	1.778
6.	865	+	462	=	1.327
7.	732	+	558	=	1.290
8.	975	+	530	=	1.505
9.	444	+	250	=	694
10.	835	+	230	=	1.065

Oefening 3
1.	628	+	289	=	917
2.	553	+	359	=	912
3.	695	+	294	=	989
4.	846	+	707	=	1.553
5.	933	+	701	=	1.634
6.	955	+	203	=	1.158
7.	720	+	459	=	1.179
8.	636	+	255	=	891
9.	448	+	302	=	750
10.	973	+	816	=	1.789

Oefening 4
1.	537	+	513	=	1.050
2.	269	+	266	=	535
3.	393	+	283	=	676
4.	289	+	277	=	566
5.	983	+	532	=	1.515
6.	979	+	898	=	1.877
7.	591	+	518	=	1.109
8.	887	+	305	=	1.192
9.	742	+	452	=	1.194
10.	836	+	774	=	1.610