Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	750	+		=	1.482
2.	785	+		=	1.476
3.	987	+		=	1.575
4.	449	+		=	850
5.	808	+		=	1.214
6.	542	+		=	874
7.	829	+		=	1.196
8.	964	+		=	1.890
9.	952	+		=	1.513
10.	286	+		=	542

Oefening 2
1.	570	+		=	1.029
2.	545	+		=	785
3.	911	+		=	1.630
4.	828	+		=	1.600
5.	805	+		=	1.176
6.	802	+		=	1.144
7.	434	+		=	665
8.	557	+		=	978
9.	844	+		=	1.447
10.	576	+		=	893

Oefening 3
1.	843	+		=	1.298
2.	785	+		=	1.479
3.	663	+		=	1.246
4.	588	+		=	943
5.	849	+		=	1.179
6.	609	+		=	897
7.	818	+		=	1.075
8.	394	+		=	633
9.	724	+		=	1.029
10.	715	+		=	1.209

Oefening 4
1.	938	+		=	1.289
2.	658	+		=	1.060
3.	680	+		=	889
4.	574	+		=	1.087
5.	885	+		=	1.387
6.	577	+		=	929
7.	857	+		=	1.533
8.	586	+		=	831
9.	839	+		=	1.073
10.	458	+		=	795

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	750	+	732	=	1.482
2.	785	+	691	=	1.476
3.	987	+	588	=	1.575
4.	449	+	401	=	850
5.	808	+	406	=	1.214
6.	542	+	332	=	874
7.	829	+	367	=	1.196
8.	964	+	926	=	1.890
9.	952	+	561	=	1.513
10.	286	+	256	=	542

Oefening 2
1.	570	+	459	=	1.029
2.	545	+	240	=	785
3.	911	+	719	=	1.630
4.	828	+	772	=	1.600
5.	805	+	371	=	1.176
6.	802	+	342	=	1.144
7.	434	+	231	=	665
8.	557	+	421	=	978
9.	844	+	603	=	1.447
10.	576	+	317	=	893

Oefening 3
1.	843	+	455	=	1.298
2.	785	+	694	=	1.479
3.	663	+	583	=	1.246
4.	588	+	355	=	943
5.	849	+	330	=	1.179
6.	609	+	288	=	897
7.	818	+	257	=	1.075
8.	394	+	239	=	633
9.	724	+	305	=	1.029
10.	715	+	494	=	1.209

Oefening 4
1.	938	+	351	=	1.289
2.	658	+	402	=	1.060
3.	680	+	209	=	889
4.	574	+	513	=	1.087
5.	885	+	502	=	1.387
6.	577	+	352	=	929
7.	857	+	676	=	1.533
8.	586	+	245	=	831
9.	839	+	234	=	1.073
10.	458	+	337	=	795