Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	704	+		=	1.322
2.	907	+		=	1.731
3.	797	+		=	1.128
4.	401	+		=	774
5.	503	+		=	985
6.	953	+		=	1.812
7.	862	+		=	1.369
8.	779	+		=	1.258
9.	701	+		=	1.258
10.	789	+		=	1.157

Oefening 2
1.	956	+		=	1.845
2.	507	+		=	1.004
3.	968	+		=	1.581
4.	685	+		=	1.221
5.	554	+		=	846
6.	529	+		=	850
7.	360	+		=	677
8.	997	+		=	1.820
9.	814	+		=	1.194
10.	977	+		=	1.203

Oefening 3
1.	489	+		=	730
2.	914	+		=	1.337
3.	971	+		=	1.201
4.	671	+		=	1.126
5.	766	+		=	1.088
6.	783	+		=	1.022
7.	736	+		=	1.337
8.	603	+		=	1.046
9.	867	+		=	1.245
10.	740	+		=	1.393

Oefening 4
1.	983	+		=	1.628
2.	949	+		=	1.826
3.	281	+		=	504
4.	939	+		=	1.482
5.	854	+		=	1.679
6.	619	+		=	979
7.	351	+		=	673
8.	671	+		=	1.052
9.	932	+		=	1.316
10.	749	+		=	1.491

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	704	+	618	=	1.322
2.	907	+	824	=	1.731
3.	797	+	331	=	1.128
4.	401	+	373	=	774
5.	503	+	482	=	985
6.	953	+	859	=	1.812
7.	862	+	507	=	1.369
8.	779	+	479	=	1.258
9.	701	+	557	=	1.258
10.	789	+	368	=	1.157

Oefening 2
1.	956	+	889	=	1.845
2.	507	+	497	=	1.004
3.	968	+	613	=	1.581
4.	685	+	536	=	1.221
5.	554	+	292	=	846
6.	529	+	321	=	850
7.	360	+	317	=	677
8.	997	+	823	=	1.820
9.	814	+	380	=	1.194
10.	977	+	226	=	1.203

Oefening 3
1.	489	+	241	=	730
2.	914	+	423	=	1.337
3.	971	+	230	=	1.201
4.	671	+	455	=	1.126
5.	766	+	322	=	1.088
6.	783	+	239	=	1.022
7.	736	+	601	=	1.337
8.	603	+	443	=	1.046
9.	867	+	378	=	1.245
10.	740	+	653	=	1.393

Oefening 4
1.	983	+	645	=	1.628
2.	949	+	877	=	1.826
3.	281	+	223	=	504
4.	939	+	543	=	1.482
5.	854	+	825	=	1.679
6.	619	+	360	=	979
7.	351	+	322	=	673
8.	671	+	381	=	1.052
9.	932	+	384	=	1.316
10.	749	+	742	=	1.491