Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	582	+		=	1.100
2.	553	+		=	912
3.	609	+		=	809
4.	483	+		=	945
5.	485	+		=	809
6.	483	+		=	730
7.	753	+		=	1.440
8.	684	+		=	902
9.	533	+		=	845
10.	790	+		=	1.504

Oefening 2
1.	988	+		=	1.778
2.	661	+		=	1.062
3.	985	+		=	1.943
4.	865	+		=	1.582
5.	977	+		=	1.850
6.	783	+		=	1.442
7.	699	+		=	1.290
8.	889	+		=	1.699
9.	384	+		=	741
10.	874	+		=	1.709

Oefening 3
1.	757	+		=	1.482
2.	897	+		=	1.154
3.	544	+		=	891
4.	524	+		=	776
5.	812	+		=	1.547
6.	697	+		=	1.160
7.	950	+		=	1.258
8.	291	+		=	499
9.	269	+		=	536
10.	631	+		=	1.216

Oefening 4
1.	976	+		=	1.771
2.	620	+		=	974
3.	945	+		=	1.172
4.	847	+		=	1.114
5.	945	+		=	1.852
6.	286	+		=	538
7.	732	+		=	1.210
8.	486	+		=	949
9.	805	+		=	1.102
10.	599	+		=	1.181

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	582	+	518	=	1.100
2.	553	+	359	=	912
3.	609	+	200	=	809
4.	483	+	462	=	945
5.	485	+	324	=	809
6.	483	+	247	=	730
7.	753	+	687	=	1.440
8.	684	+	218	=	902
9.	533	+	312	=	845
10.	790	+	714	=	1.504

Oefening 2
1.	988	+	790	=	1.778
2.	661	+	401	=	1.062
3.	985	+	958	=	1.943
4.	865	+	717	=	1.582
5.	977	+	873	=	1.850
6.	783	+	659	=	1.442
7.	699	+	591	=	1.290
8.	889	+	810	=	1.699
9.	384	+	357	=	741
10.	874	+	835	=	1.709

Oefening 3
1.	757	+	725	=	1.482
2.	897	+	257	=	1.154
3.	544	+	347	=	891
4.	524	+	252	=	776
5.	812	+	735	=	1.547
6.	697	+	463	=	1.160
7.	950	+	308	=	1.258
8.	291	+	208	=	499
9.	269	+	267	=	536
10.	631	+	585	=	1.216

Oefening 4
1.	976	+	795	=	1.771
2.	620	+	354	=	974
3.	945	+	227	=	1.172
4.	847	+	267	=	1.114
5.	945	+	907	=	1.852
6.	286	+	252	=	538
7.	732	+	478	=	1.210
8.	486	+	463	=	949
9.	805	+	297	=	1.102
10.	599	+	582	=	1.181