Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	695	+		=	1.120
2.	807	+		=	1.477
3.	412	+		=	766
4.	812	+		=	1.599
5.	973	+		=	1.925
6.	794	+		=	1.511
7.	622	+		=	1.210
8.	893	+		=	1.282
9.	840	+		=	1.465
10.	771	+		=	1.131

Oefening 2
1.	635	+		=	1.013
2.	499	+		=	782
3.	695	+		=	1.201
4.	782	+		=	1.001
5.	734	+		=	1.467
6.	879	+		=	1.327
7.	874	+		=	1.354
8.	998	+		=	1.886
9.	877	+		=	1.093
10.	936	+		=	1.414

Oefening 3
1.	760	+		=	1.332
2.	746	+		=	1.476
3.	840	+		=	1.379
4.	454	+		=	773
5.	767	+		=	1.309
6.	856	+		=	1.273
7.	631	+		=	1.189
8.	632	+		=	917
9.	385	+		=	635
10.	997	+		=	1.563

Oefening 4
1.	921	+		=	1.775
2.	773	+		=	1.427
3.	858	+		=	1.094
4.	886	+		=	1.568
5.	826	+		=	1.510
6.	786	+		=	1.477
7.	595	+		=	888
8.	531	+		=	803
9.	812	+		=	1.575
10.	906	+		=	1.739

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	695	+	425	=	1.120
2.	807	+	670	=	1.477
3.	412	+	354	=	766
4.	812	+	787	=	1.599
5.	973	+	952	=	1.925
6.	794	+	717	=	1.511
7.	622	+	588	=	1.210
8.	893	+	389	=	1.282
9.	840	+	625	=	1.465
10.	771	+	360	=	1.131

Oefening 2
1.	635	+	378	=	1.013
2.	499	+	283	=	782
3.	695	+	506	=	1.201
4.	782	+	219	=	1.001
5.	734	+	733	=	1.467
6.	879	+	448	=	1.327
7.	874	+	480	=	1.354
8.	998	+	888	=	1.886
9.	877	+	216	=	1.093
10.	936	+	478	=	1.414

Oefening 3
1.	760	+	572	=	1.332
2.	746	+	730	=	1.476
3.	840	+	539	=	1.379
4.	454	+	319	=	773
5.	767	+	542	=	1.309
6.	856	+	417	=	1.273
7.	631	+	558	=	1.189
8.	632	+	285	=	917
9.	385	+	250	=	635
10.	997	+	566	=	1.563

Oefening 4
1.	921	+	854	=	1.775
2.	773	+	654	=	1.427
3.	858	+	236	=	1.094
4.	886	+	682	=	1.568
5.	826	+	684	=	1.510
6.	786	+	691	=	1.477
7.	595	+	293	=	888
8.	531	+	272	=	803
9.	812	+	763	=	1.575
10.	906	+	833	=	1.739