Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	776	+		=	1.018
2.	951	+		=	1.879
3.	679	+		=	1.243
4.	608	+		=	1.213
5.	676	+		=	1.220
6.	979	+		=	1.733
7.	780	+		=	987
8.	839	+		=	1.664
9.	885	+		=	1.589
10.	963	+		=	1.598

Oefening 2
1.	308	+		=	537
2.	862	+		=	1.279
3.	891	+		=	1.328
4.	657	+		=	1.045
5.	358	+		=	663
6.	564	+		=	793
7.	587	+		=	1.136
8.	479	+		=	793
9.	859	+		=	1.608
10.	602	+		=	937

Oefening 3
1.	403	+		=	646
2.	939	+		=	1.581
3.	975	+		=	1.439
4.	624	+		=	932
5.	647	+		=	1.067
6.	983	+		=	1.433
7.	911	+		=	1.424
8.	972	+		=	1.370
9.	985	+		=	1.697
10.	848	+		=	1.268

Oefening 4
1.	559	+		=	804
2.	942	+		=	1.228
3.	938	+		=	1.213
4.	600	+		=	1.044
5.	748	+		=	1.369
6.	352	+		=	629
7.	417	+		=	633
8.	981	+		=	1.602
9.	976	+		=	1.866
10.	850	+		=	1.152

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	776	+	242	=	1.018
2.	951	+	928	=	1.879
3.	679	+	564	=	1.243
4.	608	+	605	=	1.213
5.	676	+	544	=	1.220
6.	979	+	754	=	1.733
7.	780	+	207	=	987
8.	839	+	825	=	1.664
9.	885	+	704	=	1.589
10.	963	+	635	=	1.598

Oefening 2
1.	308	+	229	=	537
2.	862	+	417	=	1.279
3.	891	+	437	=	1.328
4.	657	+	388	=	1.045
5.	358	+	305	=	663
6.	564	+	229	=	793
7.	587	+	549	=	1.136
8.	479	+	314	=	793
9.	859	+	749	=	1.608
10.	602	+	335	=	937

Oefening 3
1.	403	+	243	=	646
2.	939	+	642	=	1.581
3.	975	+	464	=	1.439
4.	624	+	308	=	932
5.	647	+	420	=	1.067
6.	983	+	450	=	1.433
7.	911	+	513	=	1.424
8.	972	+	398	=	1.370
9.	985	+	712	=	1.697
10.	848	+	420	=	1.268

Oefening 4
1.	559	+	245	=	804
2.	942	+	286	=	1.228
3.	938	+	275	=	1.213
4.	600	+	444	=	1.044
5.	748	+	621	=	1.369
6.	352	+	277	=	629
7.	417	+	216	=	633
8.	981	+	621	=	1.602
9.	976	+	890	=	1.866
10.	850	+	302	=	1.152