Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	816	+		=	1.095
2.	983	+		=	1.487
3.	994	+		=	1.239
4.	866	+		=	1.230
5.	843	+		=	1.655
6.	927	+		=	1.785
7.	839	+		=	1.601
8.	709	+		=	968
9.	435	+		=	683
10.	840	+		=	1.158

Oefening 2
1.	935	+		=	1.147
2.	423	+		=	635
3.	771	+		=	1.479
4.	532	+		=	956
5.	697	+		=	1.045
6.	786	+		=	1.084
7.	522	+		=	860
8.	744	+		=	1.056
9.	813	+		=	1.515
10.	674	+		=	1.077

Oefening 3
1.	528	+		=	1.040
2.	331	+		=	647
3.	486	+		=	893
4.	324	+		=	597
5.	863	+		=	1.396
6.	909	+		=	1.567
7.	835	+		=	1.066
8.	808	+		=	1.455
9.	763	+		=	1.223
10.	904	+		=	1.243

Oefening 4
1.	249	+		=	489
2.	714	+		=	1.319
3.	788	+		=	1.032
4.	953	+		=	1.435
5.	764	+		=	1.072
6.	484	+		=	938
7.	846	+		=	1.191
8.	952	+		=	1.196
9.	772	+		=	1.538
10.	520	+		=	968

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	816	+	279	=	1.095
2.	983	+	504	=	1.487
3.	994	+	245	=	1.239
4.	866	+	364	=	1.230
5.	843	+	812	=	1.655
6.	927	+	858	=	1.785
7.	839	+	762	=	1.601
8.	709	+	259	=	968
9.	435	+	248	=	683
10.	840	+	318	=	1.158

Oefening 2
1.	935	+	212	=	1.147
2.	423	+	212	=	635
3.	771	+	708	=	1.479
4.	532	+	424	=	956
5.	697	+	348	=	1.045
6.	786	+	298	=	1.084
7.	522	+	338	=	860
8.	744	+	312	=	1.056
9.	813	+	702	=	1.515
10.	674	+	403	=	1.077

Oefening 3
1.	528	+	512	=	1.040
2.	331	+	316	=	647
3.	486	+	407	=	893
4.	324	+	273	=	597
5.	863	+	533	=	1.396
6.	909	+	658	=	1.567
7.	835	+	231	=	1.066
8.	808	+	647	=	1.455
9.	763	+	460	=	1.223
10.	904	+	339	=	1.243

Oefening 4
1.	249	+	240	=	489
2.	714	+	605	=	1.319
3.	788	+	244	=	1.032
4.	953	+	482	=	1.435
5.	764	+	308	=	1.072
6.	484	+	454	=	938
7.	846	+	345	=	1.191
8.	952	+	244	=	1.196
9.	772	+	766	=	1.538
10.	520	+	448	=	968