Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	973	+		=	1.540
2.	840	+		=	1.536
3.	826	+		=	1.059
4.	949	+		=	1.734
5.	485	+		=	781
6.	925	+		=	1.391
7.	859	+		=	1.418
8.	726	+		=	1.087
9.	926	+		=	1.568
10.	753	+		=	1.237

Oefening 2
1.	557	+		=	762
2.	978	+		=	1.933
3.	788	+		=	1.041
4.	747	+		=	1.053
5.	518	+		=	860
6.	891	+		=	1.722
7.	756	+		=	972
8.	421	+		=	808
9.	370	+		=	651
10.	579	+		=	977

Oefening 3
1.	282	+		=	485
2.	399	+		=	650
3.	314	+		=	589
4.	339	+		=	664
5.	803	+		=	1.034
6.	881	+		=	1.251
7.	716	+		=	1.053
8.	677	+		=	1.224
9.	860	+		=	1.165
10.	877	+		=	1.430

Oefening 4
1.	558	+		=	1.108
2.	859	+		=	1.670
3.	736	+		=	1.376
4.	596	+		=	796
5.	799	+		=	1.323
6.	609	+		=	989
7.	877	+		=	1.359
8.	455	+		=	811
9.	376	+		=	736
10.	607	+		=	874

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	973	+	567	=	1.540
2.	840	+	696	=	1.536
3.	826	+	233	=	1.059
4.	949	+	785	=	1.734
5.	485	+	296	=	781
6.	925	+	466	=	1.391
7.	859	+	559	=	1.418
8.	726	+	361	=	1.087
9.	926	+	642	=	1.568
10.	753	+	484	=	1.237

Oefening 2
1.	557	+	205	=	762
2.	978	+	955	=	1.933
3.	788	+	253	=	1.041
4.	747	+	306	=	1.053
5.	518	+	342	=	860
6.	891	+	831	=	1.722
7.	756	+	216	=	972
8.	421	+	387	=	808
9.	370	+	281	=	651
10.	579	+	398	=	977

Oefening 3
1.	282	+	203	=	485
2.	399	+	251	=	650
3.	314	+	275	=	589
4.	339	+	325	=	664
5.	803	+	231	=	1.034
6.	881	+	370	=	1.251
7.	716	+	337	=	1.053
8.	677	+	547	=	1.224
9.	860	+	305	=	1.165
10.	877	+	553	=	1.430

Oefening 4
1.	558	+	550	=	1.108
2.	859	+	811	=	1.670
3.	736	+	640	=	1.376
4.	596	+	200	=	796
5.	799	+	524	=	1.323
6.	609	+	380	=	989
7.	877	+	482	=	1.359
8.	455	+	356	=	811
9.	376	+	360	=	736
10.	607	+	267	=	874