Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	739	+		=	1.229
2.	546	+		=	1.027
3.	695	+		=	1.136
4.	794	+		=	1.490
5.	605	+		=	964
6.	977	+		=	1.828
7.	864	+		=	1.251
8.	961	+		=	1.217
9.	316	+		=	603
10.	230	+		=	447

Oefening 2
1.	913	+		=	1.208
2.	952	+		=	1.457
3.	516	+		=	906
4.	561	+		=	798
5.	345	+		=	590
6.	743	+		=	1.122
7.	367	+		=	642
8.	766	+		=	1.241
9.	804	+		=	1.354
10.	913	+		=	1.120

Oefening 3
1.	473	+		=	875
2.	609	+		=	1.210
3.	872	+		=	1.584
4.	487	+		=	799
5.	516	+		=	737
6.	839	+		=	1.413
7.	687	+		=	1.124
8.	415	+		=	676
9.	365	+		=	577
10.	1.000	+		=	1.665

Oefening 4
1.	838	+		=	1.459
2.	902	+		=	1.558
3.	848	+		=	1.361
4.	527	+		=	917
5.	857	+		=	1.547
6.	895	+		=	1.677
7.	463	+		=	672
8.	634	+		=	1.257
9.	829	+		=	1.069
10.	674	+		=	1.170

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	739	+	490	=	1.229
2.	546	+	481	=	1.027
3.	695	+	441	=	1.136
4.	794	+	696	=	1.490
5.	605	+	359	=	964
6.	977	+	851	=	1.828
7.	864	+	387	=	1.251
8.	961	+	256	=	1.217
9.	316	+	287	=	603
10.	230	+	217	=	447

Oefening 2
1.	913	+	295	=	1.208
2.	952	+	505	=	1.457
3.	516	+	390	=	906
4.	561	+	237	=	798
5.	345	+	245	=	590
6.	743	+	379	=	1.122
7.	367	+	275	=	642
8.	766	+	475	=	1.241
9.	804	+	550	=	1.354
10.	913	+	207	=	1.120

Oefening 3
1.	473	+	402	=	875
2.	609	+	601	=	1.210
3.	872	+	712	=	1.584
4.	487	+	312	=	799
5.	516	+	221	=	737
6.	839	+	574	=	1.413
7.	687	+	437	=	1.124
8.	415	+	261	=	676
9.	365	+	212	=	577
10.	1.000	+	665	=	1.665

Oefening 4
1.	838	+	621	=	1.459
2.	902	+	656	=	1.558
3.	848	+	513	=	1.361
4.	527	+	390	=	917
5.	857	+	690	=	1.547
6.	895	+	782	=	1.677
7.	463	+	209	=	672
8.	634	+	623	=	1.257
9.	829	+	240	=	1.069
10.	674	+	496	=	1.170