Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	710	+		=	1.318
2.	724	+		=	1.007
3.	682	+		=	915
4.	587	+		=	1.019
5.	591	+		=	963
6.	606	+		=	840
7.	734	+		=	1.089
8.	720	+		=	1.067
9.	733	+		=	1.073
10.	666	+		=	1.169

Oefening 2
1.	467	+		=	854
2.	671	+		=	1.049
3.	980	+		=	1.466
4.	333	+		=	560
5.	866	+		=	1.239
6.	967	+		=	1.626
7.	377	+		=	728
8.	695	+		=	1.248
9.	876	+		=	1.149
10.	886	+		=	1.423

Oefening 3
1.	818	+		=	1.441
2.	724	+		=	1.056
3.	686	+		=	1.360
4.	709	+		=	1.104
5.	813	+		=	1.221
6.	484	+		=	891
7.	932	+		=	1.159
8.	881	+		=	1.416
9.	283	+		=	523
10.	407	+		=	616

Oefening 4
1.	966	+		=	1.510
2.	854	+		=	1.562
3.	287	+		=	554
4.	606	+		=	838
5.	538	+		=	811
6.	569	+		=	811
7.	714	+		=	1.261
8.	994	+		=	1.756
9.	963	+		=	1.250
10.	892	+		=	1.593

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	710	+	608	=	1.318
2.	724	+	283	=	1.007
3.	682	+	233	=	915
4.	587	+	432	=	1.019
5.	591	+	372	=	963
6.	606	+	234	=	840
7.	734	+	355	=	1.089
8.	720	+	347	=	1.067
9.	733	+	340	=	1.073
10.	666	+	503	=	1.169

Oefening 2
1.	467	+	387	=	854
2.	671	+	378	=	1.049
3.	980	+	486	=	1.466
4.	333	+	227	=	560
5.	866	+	373	=	1.239
6.	967	+	659	=	1.626
7.	377	+	351	=	728
8.	695	+	553	=	1.248
9.	876	+	273	=	1.149
10.	886	+	537	=	1.423

Oefening 3
1.	818	+	623	=	1.441
2.	724	+	332	=	1.056
3.	686	+	674	=	1.360
4.	709	+	395	=	1.104
5.	813	+	408	=	1.221
6.	484	+	407	=	891
7.	932	+	227	=	1.159
8.	881	+	535	=	1.416
9.	283	+	240	=	523
10.	407	+	209	=	616

Oefening 4
1.	966	+	544	=	1.510
2.	854	+	708	=	1.562
3.	287	+	267	=	554
4.	606	+	232	=	838
5.	538	+	273	=	811
6.	569	+	242	=	811
7.	714	+	547	=	1.261
8.	994	+	762	=	1.756
9.	963	+	287	=	1.250
10.	892	+	701	=	1.593