Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	986	+		=	1.482
2.	853	+		=	1.228
3.	972	+		=	1.785
4.	950	+		=	1.477
5.	508	+		=	977
6.	875	+		=	1.557
7.	886	+		=	1.709
8.	654	+		=	972
9.	450	+		=	779
10.	471	+		=	744

Oefening 2
1.	582	+		=	949
2.	914	+		=	1.671
3.	681	+		=	1.175
4.	908	+		=	1.465
5.	995	+		=	1.617
6.	588	+		=	815
7.	785	+		=	1.423
8.	852	+		=	1.143
9.	678	+		=	1.278
10.	959	+		=	1.483

Oefening 3
1.	889	+		=	1.450
2.	928	+		=	1.385
3.	749	+		=	1.428
4.	968	+		=	1.379
5.	525	+		=	978
6.	489	+		=	750
7.	777	+		=	1.157
8.	714	+		=	1.410
9.	644	+		=	1.154
10.	853	+		=	1.069

Oefening 4
1.	503	+		=	906
2.	480	+		=	730
3.	799	+		=	1.128
4.	969	+		=	1.225
5.	444	+		=	827
6.	741	+		=	948
7.	464	+		=	787
8.	861	+		=	1.539
9.	995	+		=	1.631
10.	464	+		=	796

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	986	+	496	=	1.482
2.	853	+	375	=	1.228
3.	972	+	813	=	1.785
4.	950	+	527	=	1.477
5.	508	+	469	=	977
6.	875	+	682	=	1.557
7.	886	+	823	=	1.709
8.	654	+	318	=	972
9.	450	+	329	=	779
10.	471	+	273	=	744

Oefening 2
1.	582	+	367	=	949
2.	914	+	757	=	1.671
3.	681	+	494	=	1.175
4.	908	+	557	=	1.465
5.	995	+	622	=	1.617
6.	588	+	227	=	815
7.	785	+	638	=	1.423
8.	852	+	291	=	1.143
9.	678	+	600	=	1.278
10.	959	+	524	=	1.483

Oefening 3
1.	889	+	561	=	1.450
2.	928	+	457	=	1.385
3.	749	+	679	=	1.428
4.	968	+	411	=	1.379
5.	525	+	453	=	978
6.	489	+	261	=	750
7.	777	+	380	=	1.157
8.	714	+	696	=	1.410
9.	644	+	510	=	1.154
10.	853	+	216	=	1.069

Oefening 4
1.	503	+	403	=	906
2.	480	+	250	=	730
3.	799	+	329	=	1.128
4.	969	+	256	=	1.225
5.	444	+	383	=	827
6.	741	+	207	=	948
7.	464	+	323	=	787
8.	861	+	678	=	1.539
9.	995	+	636	=	1.631
10.	464	+	332	=	796