Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	828	+		=	1.541
2.	803	+		=	1.247
3.	955	+		=	1.910
4.	552	+		=	781
5.	895	+		=	1.321
6.	990	+		=	1.552
7.	279	+		=	510
8.	932	+		=	1.266
9.	585	+		=	1.000
10.	946	+		=	1.387

Oefening 2
1.	461	+		=	913
2.	673	+		=	1.302
3.	781	+		=	1.553
4.	854	+		=	1.521
5.	949	+		=	1.724
6.	825	+		=	1.304
7.	456	+		=	672
8.	673	+		=	884
9.	795	+		=	1.363
10.	986	+		=	1.410

Oefening 3
1.	489	+		=	760
2.	686	+		=	1.112
3.	950	+		=	1.227
4.	720	+		=	1.149
5.	946	+		=	1.658
6.	958	+		=	1.267
7.	673	+		=	1.300
8.	684	+		=	1.064
9.	989	+		=	1.320
10.	997	+		=	1.542

Oefening 4
1.	640	+		=	1.134
2.	948	+		=	1.730
3.	646	+		=	1.225
4.	403	+		=	716
5.	780	+		=	1.230
6.	841	+		=	1.495
7.	474	+		=	771
8.	591	+		=	1.146
9.	903	+		=	1.213
10.	854	+		=	1.473

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	828	+	713	=	1.541
2.	803	+	444	=	1.247
3.	955	+	955	=	1.910
4.	552	+	229	=	781
5.	895	+	426	=	1.321
6.	990	+	562	=	1.552
7.	279	+	231	=	510
8.	932	+	334	=	1.266
9.	585	+	415	=	1.000
10.	946	+	441	=	1.387

Oefening 2
1.	461	+	452	=	913
2.	673	+	629	=	1.302
3.	781	+	772	=	1.553
4.	854	+	667	=	1.521
5.	949	+	775	=	1.724
6.	825	+	479	=	1.304
7.	456	+	216	=	672
8.	673	+	211	=	884
9.	795	+	568	=	1.363
10.	986	+	424	=	1.410

Oefening 3
1.	489	+	271	=	760
2.	686	+	426	=	1.112
3.	950	+	277	=	1.227
4.	720	+	429	=	1.149
5.	946	+	712	=	1.658
6.	958	+	309	=	1.267
7.	673	+	627	=	1.300
8.	684	+	380	=	1.064
9.	989	+	331	=	1.320
10.	997	+	545	=	1.542

Oefening 4
1.	640	+	494	=	1.134
2.	948	+	782	=	1.730
3.	646	+	579	=	1.225
4.	403	+	313	=	716
5.	780	+	450	=	1.230
6.	841	+	654	=	1.495
7.	474	+	297	=	771
8.	591	+	555	=	1.146
9.	903	+	310	=	1.213
10.	854	+	619	=	1.473