Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	732	+		=	1.093
2.	570	+		=	984
3.	528	+		=	1.000
4.	378	+		=	742
5.	366	+		=	695
6.	800	+		=	1.351
7.	744	+		=	1.214
8.	821	+		=	1.432
9.	803	+		=	1.435
10.	912	+		=	1.362

Oefening 2
1.	487	+		=	777
2.	404	+		=	734
3.	827	+		=	1.452
4.	939	+		=	1.195
5.	445	+		=	876
6.	738	+		=	948
7.	998	+		=	1.198
8.	914	+		=	1.732
9.	896	+		=	1.676
10.	920	+		=	1.482

Oefening 3
1.	748	+		=	1.241
2.	759	+		=	1.191
3.	481	+		=	904
4.	980	+		=	1.881
5.	896	+		=	1.216
6.	869	+		=	1.472
7.	836	+		=	1.348
8.	748	+		=	1.230
9.	891	+		=	1.681
10.	759	+		=	1.384

Oefening 4
1.	678	+		=	1.341
2.	730	+		=	1.112
3.	641	+		=	963
4.	657	+		=	980
5.	623	+		=	973
6.	611	+		=	955
7.	968	+		=	1.333
8.	481	+		=	912
9.	544	+		=	943
10.	993	+		=	1.439

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	732	+	361	=	1.093
2.	570	+	414	=	984
3.	528	+	472	=	1.000
4.	378	+	364	=	742
5.	366	+	329	=	695
6.	800	+	551	=	1.351
7.	744	+	470	=	1.214
8.	821	+	611	=	1.432
9.	803	+	632	=	1.435
10.	912	+	450	=	1.362

Oefening 2
1.	487	+	290	=	777
2.	404	+	330	=	734
3.	827	+	625	=	1.452
4.	939	+	256	=	1.195
5.	445	+	431	=	876
6.	738	+	210	=	948
7.	998	+	200	=	1.198
8.	914	+	818	=	1.732
9.	896	+	780	=	1.676
10.	920	+	562	=	1.482

Oefening 3
1.	748	+	493	=	1.241
2.	759	+	432	=	1.191
3.	481	+	423	=	904
4.	980	+	901	=	1.881
5.	896	+	320	=	1.216
6.	869	+	603	=	1.472
7.	836	+	512	=	1.348
8.	748	+	482	=	1.230
9.	891	+	790	=	1.681
10.	759	+	625	=	1.384

Oefening 4
1.	678	+	663	=	1.341
2.	730	+	382	=	1.112
3.	641	+	322	=	963
4.	657	+	323	=	980
5.	623	+	350	=	973
6.	611	+	344	=	955
7.	968	+	365	=	1.333
8.	481	+	431	=	912
9.	544	+	399	=	943
10.	993	+	446	=	1.439