Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	619	+		=	1.151
2.	735	+		=	1.310
3.	908	+		=	1.734
4.	850	+		=	1.065
5.	879	+		=	1.617
6.	961	+		=	1.399
7.	516	+		=	723
8.	670	+		=	1.078
9.	927	+		=	1.848
10.	912	+		=	1.751

Oefening 2
1.	913	+		=	1.238
2.	704	+		=	1.294
3.	998	+		=	1.528
4.	946	+		=	1.537
5.	646	+		=	938
6.	422	+		=	699
7.	880	+		=	1.377
8.	797	+		=	1.393
9.	782	+		=	999
10.	899	+		=	1.539

Oefening 3
1.	737	+		=	1.226
2.	814	+		=	1.427
3.	644	+		=	1.067
4.	211	+		=	416
5.	763	+		=	1.522
6.	602	+		=	1.191
7.	808	+		=	1.132
8.	726	+		=	992
9.	987	+		=	1.540
10.	860	+		=	1.136

Oefening 4
1.	865	+		=	1.702
2.	571	+		=	926
3.	783	+		=	1.462
4.	687	+		=	1.250
5.	877	+		=	1.362
6.	785	+		=	1.294
7.	527	+		=	832
8.	868	+		=	1.133
9.	999	+		=	1.980
10.	370	+		=	619

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	619	+	532	=	1.151
2.	735	+	575	=	1.310
3.	908	+	826	=	1.734
4.	850	+	215	=	1.065
5.	879	+	738	=	1.617
6.	961	+	438	=	1.399
7.	516	+	207	=	723
8.	670	+	408	=	1.078
9.	927	+	921	=	1.848
10.	912	+	839	=	1.751

Oefening 2
1.	913	+	325	=	1.238
2.	704	+	590	=	1.294
3.	998	+	530	=	1.528
4.	946	+	591	=	1.537
5.	646	+	292	=	938
6.	422	+	277	=	699
7.	880	+	497	=	1.377
8.	797	+	596	=	1.393
9.	782	+	217	=	999
10.	899	+	640	=	1.539

Oefening 3
1.	737	+	489	=	1.226
2.	814	+	613	=	1.427
3.	644	+	423	=	1.067
4.	211	+	205	=	416
5.	763	+	759	=	1.522
6.	602	+	589	=	1.191
7.	808	+	324	=	1.132
8.	726	+	266	=	992
9.	987	+	553	=	1.540
10.	860	+	276	=	1.136

Oefening 4
1.	865	+	837	=	1.702
2.	571	+	355	=	926
3.	783	+	679	=	1.462
4.	687	+	563	=	1.250
5.	877	+	485	=	1.362
6.	785	+	509	=	1.294
7.	527	+	305	=	832
8.	868	+	265	=	1.133
9.	999	+	981	=	1.980
10.	370	+	249	=	619