Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	926	+		=	1.259
2.	822	+		=	1.450
3.	646	+		=	954
4.	562	+		=	835
5.	726	+		=	1.200
6.	917	+		=	1.813
7.	928	+		=	1.669
8.	927	+		=	1.213
9.	532	+		=	851
10.	579	+		=	862

Oefening 2
1.	764	+		=	1.524
2.	976	+		=	1.393
3.	279	+		=	529
4.	818	+		=	1.235
5.	831	+		=	1.404
6.	771	+		=	1.213
7.	492	+		=	880
8.	945	+		=	1.868
9.	995	+		=	1.832
10.	598	+		=	1.105

Oefening 3
1.	434	+		=	821
2.	804	+		=	1.150
3.	611	+		=	894
4.	826	+		=	1.226
5.	981	+		=	1.715
6.	806	+		=	1.249
7.	876	+		=	1.587
8.	819	+		=	1.266
9.	972	+		=	1.655
10.	860	+		=	1.298

Oefening 4
1.	998	+		=	1.233
2.	390	+		=	682
3.	857	+		=	1.676
4.	297	+		=	499
5.	980	+		=	1.805
6.	358	+		=	656
7.	730	+		=	1.122
8.	456	+		=	762
9.	904	+		=	1.185
10.	514	+		=	787

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	926	+	333	=	1.259
2.	822	+	628	=	1.450
3.	646	+	308	=	954
4.	562	+	273	=	835
5.	726	+	474	=	1.200
6.	917	+	896	=	1.813
7.	928	+	741	=	1.669
8.	927	+	286	=	1.213
9.	532	+	319	=	851
10.	579	+	283	=	862

Oefening 2
1.	764	+	760	=	1.524
2.	976	+	417	=	1.393
3.	279	+	250	=	529
4.	818	+	417	=	1.235
5.	831	+	573	=	1.404
6.	771	+	442	=	1.213
7.	492	+	388	=	880
8.	945	+	923	=	1.868
9.	995	+	837	=	1.832
10.	598	+	507	=	1.105

Oefening 3
1.	434	+	387	=	821
2.	804	+	346	=	1.150
3.	611	+	283	=	894
4.	826	+	400	=	1.226
5.	981	+	734	=	1.715
6.	806	+	443	=	1.249
7.	876	+	711	=	1.587
8.	819	+	447	=	1.266
9.	972	+	683	=	1.655
10.	860	+	438	=	1.298

Oefening 4
1.	998	+	235	=	1.233
2.	390	+	292	=	682
3.	857	+	819	=	1.676
4.	297	+	202	=	499
5.	980	+	825	=	1.805
6.	358	+	298	=	656
7.	730	+	392	=	1.122
8.	456	+	306	=	762
9.	904	+	281	=	1.185
10.	514	+	273	=	787