Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	985	+		=	1.263
2.	992	+		=	1.410
3.	299	+		=	502
4.	968	+		=	1.689
5.	792	+		=	1.336
6.	983	+		=	1.395
7.	604	+		=	1.090
8.	930	+		=	1.435
9.	894	+		=	1.256
10.	845	+		=	1.499

Oefening 2
1.	970	+		=	1.349
2.	675	+		=	981
3.	637	+		=	1.039
4.	695	+		=	1.151
5.	694	+		=	1.256
6.	606	+		=	898
7.	490	+		=	767
8.	271	+		=	516
9.	955	+		=	1.832
10.	533	+		=	938

Oefening 3
1.	503	+		=	989
2.	890	+		=	1.633
3.	971	+		=	1.304
4.	575	+		=	845
5.	387	+		=	593
6.	816	+		=	1.576
7.	855	+		=	1.556
8.	854	+		=	1.302
9.	927	+		=	1.644
10.	919	+		=	1.816

Oefening 4
1.	701	+		=	1.319
2.	743	+		=	1.302
3.	778	+		=	1.064
4.	621	+		=	1.058
5.	982	+		=	1.584
6.	647	+		=	966
7.	894	+		=	1.216
8.	713	+		=	1.218
9.	493	+		=	910
10.	877	+		=	1.515

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	985	+	278	=	1.263
2.	992	+	418	=	1.410
3.	299	+	203	=	502
4.	968	+	721	=	1.689
5.	792	+	544	=	1.336
6.	983	+	412	=	1.395
7.	604	+	486	=	1.090
8.	930	+	505	=	1.435
9.	894	+	362	=	1.256
10.	845	+	654	=	1.499

Oefening 2
1.	970	+	379	=	1.349
2.	675	+	306	=	981
3.	637	+	402	=	1.039
4.	695	+	456	=	1.151
5.	694	+	562	=	1.256
6.	606	+	292	=	898
7.	490	+	277	=	767
8.	271	+	245	=	516
9.	955	+	877	=	1.832
10.	533	+	405	=	938

Oefening 3
1.	503	+	486	=	989
2.	890	+	743	=	1.633
3.	971	+	333	=	1.304
4.	575	+	270	=	845
5.	387	+	206	=	593
6.	816	+	760	=	1.576
7.	855	+	701	=	1.556
8.	854	+	448	=	1.302
9.	927	+	717	=	1.644
10.	919	+	897	=	1.816

Oefening 4
1.	701	+	618	=	1.319
2.	743	+	559	=	1.302
3.	778	+	286	=	1.064
4.	621	+	437	=	1.058
5.	982	+	602	=	1.584
6.	647	+	319	=	966
7.	894	+	322	=	1.216
8.	713	+	505	=	1.218
9.	493	+	417	=	910
10.	877	+	638	=	1.515