Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	874	+		=	1.468
2.	944	+		=	1.820
3.	367	+		=	637
4.	597	+		=	801
5.	697	+		=	1.118
6.	898	+		=	1.739
7.	641	+		=	1.155
8.	791	+		=	1.225
9.	861	+		=	1.590
10.	996	+		=	1.511

Oefening 2
1.	517	+		=	774
2.	712	+		=	1.165
3.	744	+		=	1.202
4.	712	+		=	1.052
5.	574	+		=	785
6.	993	+		=	1.938
7.	656	+		=	1.198
8.	678	+		=	1.035
9.	985	+		=	1.424
10.	438	+		=	869

Oefening 3
1.	651	+		=	1.269
2.	668	+		=	939
3.	960	+		=	1.380
4.	636	+		=	1.254
5.	392	+		=	651
6.	969	+		=	1.415
7.	693	+		=	985
8.	977	+		=	1.557
9.	546	+		=	850
10.	621	+		=	1.143

Oefening 4
1.	278	+		=	518
2.	786	+		=	1.230
3.	950	+		=	1.397
4.	716	+		=	1.018
5.	739	+		=	1.306
6.	789	+		=	1.155
7.	948	+		=	1.382
8.	811	+		=	1.138
9.	973	+		=	1.820
10.	741	+		=	996

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	874	+	594	=	1.468
2.	944	+	876	=	1.820
3.	367	+	270	=	637
4.	597	+	204	=	801
5.	697	+	421	=	1.118
6.	898	+	841	=	1.739
7.	641	+	514	=	1.155
8.	791	+	434	=	1.225
9.	861	+	729	=	1.590
10.	996	+	515	=	1.511

Oefening 2
1.	517	+	257	=	774
2.	712	+	453	=	1.165
3.	744	+	458	=	1.202
4.	712	+	340	=	1.052
5.	574	+	211	=	785
6.	993	+	945	=	1.938
7.	656	+	542	=	1.198
8.	678	+	357	=	1.035
9.	985	+	439	=	1.424
10.	438	+	431	=	869

Oefening 3
1.	651	+	618	=	1.269
2.	668	+	271	=	939
3.	960	+	420	=	1.380
4.	636	+	618	=	1.254
5.	392	+	259	=	651
6.	969	+	446	=	1.415
7.	693	+	292	=	985
8.	977	+	580	=	1.557
9.	546	+	304	=	850
10.	621	+	522	=	1.143

Oefening 4
1.	278	+	240	=	518
2.	786	+	444	=	1.230
3.	950	+	447	=	1.397
4.	716	+	302	=	1.018
5.	739	+	567	=	1.306
6.	789	+	366	=	1.155
7.	948	+	434	=	1.382
8.	811	+	327	=	1.138
9.	973	+	847	=	1.820
10.	741	+	255	=	996