Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	778	+		=	1.167
2.	464	+		=	885
3.	466	+		=	815
4.	720	+		=	1.207
5.	974	+		=	1.626
6.	318	+		=	525
7.	509	+		=	749
8.	875	+		=	1.431
9.	690	+		=	896
10.	467	+		=	740

Oefening 2
1.	613	+		=	950
2.	529	+		=	906
3.	692	+		=	997
4.	817	+		=	1.181
5.	901	+		=	1.357
6.	922	+		=	1.525
7.	388	+		=	653
8.	991	+		=	1.833
9.	531	+		=	892
10.	270	+		=	503

Oefening 3
1.	768	+		=	969
2.	570	+		=	1.039
3.	707	+		=	1.059
4.	725	+		=	1.073
5.	818	+		=	1.371
6.	525	+		=	981
7.	466	+		=	907
8.	982	+		=	1.865
9.	810	+		=	1.392
10.	494	+		=	880

Oefening 4
1.	633	+		=	1.064
2.	485	+		=	788
3.	585	+		=	993
4.	559	+		=	1.016
5.	883	+		=	1.533
6.	976	+		=	1.376
7.	700	+		=	1.086
8.	828	+		=	1.159
9.	848	+		=	1.460
10.	630	+		=	1.102

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	778	+	389	=	1.167
2.	464	+	421	=	885
3.	466	+	349	=	815
4.	720	+	487	=	1.207
5.	974	+	652	=	1.626
6.	318	+	207	=	525
7.	509	+	240	=	749
8.	875	+	556	=	1.431
9.	690	+	206	=	896
10.	467	+	273	=	740

Oefening 2
1.	613	+	337	=	950
2.	529	+	377	=	906
3.	692	+	305	=	997
4.	817	+	364	=	1.181
5.	901	+	456	=	1.357
6.	922	+	603	=	1.525
7.	388	+	265	=	653
8.	991	+	842	=	1.833
9.	531	+	361	=	892
10.	270	+	233	=	503

Oefening 3
1.	768	+	201	=	969
2.	570	+	469	=	1.039
3.	707	+	352	=	1.059
4.	725	+	348	=	1.073
5.	818	+	553	=	1.371
6.	525	+	456	=	981
7.	466	+	441	=	907
8.	982	+	883	=	1.865
9.	810	+	582	=	1.392
10.	494	+	386	=	880

Oefening 4
1.	633	+	431	=	1.064
2.	485	+	303	=	788
3.	585	+	408	=	993
4.	559	+	457	=	1.016
5.	883	+	650	=	1.533
6.	976	+	400	=	1.376
7.	700	+	386	=	1.086
8.	828	+	331	=	1.159
9.	848	+	612	=	1.460
10.	630	+	472	=	1.102