Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	863	+		=	1.384
2.	975	+		=	1.195
3.	690	+		=	977
4.	717	+		=	997
5.	716	+		=	1.352
6.	900	+		=	1.425
7.	321	+		=	618
8.	927	+		=	1.469
9.	685	+		=	1.023
10.	586	+		=	1.129

Oefening 2
1.	689	+		=	1.169
2.	798	+		=	1.124
3.	625	+		=	1.201
4.	631	+		=	997
5.	783	+		=	1.495
6.	958	+		=	1.419
7.	407	+		=	734
8.	866	+		=	1.471
9.	875	+		=	1.652
10.	776	+		=	1.384

Oefening 3
1.	842	+		=	1.218
2.	603	+		=	951
3.	935	+		=	1.562
4.	961	+		=	1.317
5.	985	+		=	1.775
6.	682	+		=	975
7.	803	+		=	1.304
8.	950	+		=	1.834
9.	427	+		=	802
10.	833	+		=	1.495

Oefening 4
1.	996	+		=	1.223
2.	747	+		=	1.384
3.	701	+		=	1.313
4.	479	+		=	820
5.	730	+		=	1.087
6.	570	+		=	1.014
7.	625	+		=	1.003
8.	848	+		=	1.186
9.	721	+		=	1.388
10.	491	+		=	789

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	863	+	521	=	1.384
2.	975	+	220	=	1.195
3.	690	+	287	=	977
4.	717	+	280	=	997
5.	716	+	636	=	1.352
6.	900	+	525	=	1.425
7.	321	+	297	=	618
8.	927	+	542	=	1.469
9.	685	+	338	=	1.023
10.	586	+	543	=	1.129

Oefening 2
1.	689	+	480	=	1.169
2.	798	+	326	=	1.124
3.	625	+	576	=	1.201
4.	631	+	366	=	997
5.	783	+	712	=	1.495
6.	958	+	461	=	1.419
7.	407	+	327	=	734
8.	866	+	605	=	1.471
9.	875	+	777	=	1.652
10.	776	+	608	=	1.384

Oefening 3
1.	842	+	376	=	1.218
2.	603	+	348	=	951
3.	935	+	627	=	1.562
4.	961	+	356	=	1.317
5.	985	+	790	=	1.775
6.	682	+	293	=	975
7.	803	+	501	=	1.304
8.	950	+	884	=	1.834
9.	427	+	375	=	802
10.	833	+	662	=	1.495

Oefening 4
1.	996	+	227	=	1.223
2.	747	+	637	=	1.384
3.	701	+	612	=	1.313
4.	479	+	341	=	820
5.	730	+	357	=	1.087
6.	570	+	444	=	1.014
7.	625	+	378	=	1.003
8.	848	+	338	=	1.186
9.	721	+	667	=	1.388
10.	491	+	298	=	789