Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	896	+		=	1.421
2.	829	+		=	1.634
3.	447	+		=	798
4.	531	+		=	749
5.	734	+		=	1.247
6.	863	+		=	1.555
7.	308	+		=	603
8.	461	+		=	706
9.	904	+		=	1.726
10.	969	+		=	1.806

Oefening 2
1.	971	+		=	1.792
2.	592	+		=	1.120
3.	759	+		=	1.023
4.	694	+		=	975
5.	955	+		=	1.908
6.	640	+		=	907
7.	845	+		=	1.133
8.	748	+		=	1.167
9.	924	+		=	1.389
10.	994	+		=	1.538

Oefening 3
1.	877	+		=	1.664
2.	810	+		=	1.618
3.	831	+		=	1.134
4.	547	+		=	853
5.	590	+		=	1.141
6.	620	+		=	1.013
7.	944	+		=	1.257
8.	755	+		=	1.323
9.	860	+		=	1.526
10.	748	+		=	1.218

Oefening 4
1.	426	+		=	775
2.	365	+		=	717
3.	892	+		=	1.468
4.	663	+		=	1.179
5.	725	+		=	1.173
6.	740	+		=	1.082
7.	974	+		=	1.853
8.	984	+		=	1.631
9.	903	+		=	1.771
10.	775	+		=	1.373

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	896	+	525	=	1.421
2.	829	+	805	=	1.634
3.	447	+	351	=	798
4.	531	+	218	=	749
5.	734	+	513	=	1.247
6.	863	+	692	=	1.555
7.	308	+	295	=	603
8.	461	+	245	=	706
9.	904	+	822	=	1.726
10.	969	+	837	=	1.806

Oefening 2
1.	971	+	821	=	1.792
2.	592	+	528	=	1.120
3.	759	+	264	=	1.023
4.	694	+	281	=	975
5.	955	+	953	=	1.908
6.	640	+	267	=	907
7.	845	+	288	=	1.133
8.	748	+	419	=	1.167
9.	924	+	465	=	1.389
10.	994	+	544	=	1.538

Oefening 3
1.	877	+	787	=	1.664
2.	810	+	808	=	1.618
3.	831	+	303	=	1.134
4.	547	+	306	=	853
5.	590	+	551	=	1.141
6.	620	+	393	=	1.013
7.	944	+	313	=	1.257
8.	755	+	568	=	1.323
9.	860	+	666	=	1.526
10.	748	+	470	=	1.218

Oefening 4
1.	426	+	349	=	775
2.	365	+	352	=	717
3.	892	+	576	=	1.468
4.	663	+	516	=	1.179
5.	725	+	448	=	1.173
6.	740	+	342	=	1.082
7.	974	+	879	=	1.853
8.	984	+	647	=	1.631
9.	903	+	868	=	1.771
10.	775	+	598	=	1.373