Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	556	+		=	886
2.	566	+		=	968
3.	536	+		=	816
4.	988	+		=	1.743
5.	669	+		=	1.057
6.	863	+		=	1.257
7.	953	+		=	1.895
8.	849	+		=	1.134
9.	885	+		=	1.168
10.	999	+		=	1.944

Oefening 2
1.	870	+		=	1.466
2.	692	+		=	1.087
3.	300	+		=	515
4.	680	+		=	1.105
5.	818	+		=	1.297
6.	782	+		=	989
7.	574	+		=	1.013
8.	968	+		=	1.564
9.	745	+		=	1.155
10.	452	+		=	789

Oefening 3
1.	507	+		=	907
2.	834	+		=	1.314
3.	384	+		=	694
4.	984	+		=	1.923
5.	979	+		=	1.311
6.	674	+		=	994
7.	665	+		=	919
8.	712	+		=	1.060
9.	788	+		=	1.500
10.	943	+		=	1.492

Oefening 4
1.	529	+		=	782
2.	705	+		=	938
3.	877	+		=	1.745
4.	886	+		=	1.260
5.	611	+		=	1.052
6.	704	+		=	1.203
7.	792	+		=	1.575
8.	600	+		=	993
9.	941	+		=	1.595
10.	745	+		=	1.108

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	556	+	330	=	886
2.	566	+	402	=	968
3.	536	+	280	=	816
4.	988	+	755	=	1.743
5.	669	+	388	=	1.057
6.	863	+	394	=	1.257
7.	953	+	942	=	1.895
8.	849	+	285	=	1.134
9.	885	+	283	=	1.168
10.	999	+	945	=	1.944

Oefening 2
1.	870	+	596	=	1.466
2.	692	+	395	=	1.087
3.	300	+	215	=	515
4.	680	+	425	=	1.105
5.	818	+	479	=	1.297
6.	782	+	207	=	989
7.	574	+	439	=	1.013
8.	968	+	596	=	1.564
9.	745	+	410	=	1.155
10.	452	+	337	=	789

Oefening 3
1.	507	+	400	=	907
2.	834	+	480	=	1.314
3.	384	+	310	=	694
4.	984	+	939	=	1.923
5.	979	+	332	=	1.311
6.	674	+	320	=	994
7.	665	+	254	=	919
8.	712	+	348	=	1.060
9.	788	+	712	=	1.500
10.	943	+	549	=	1.492

Oefening 4
1.	529	+	253	=	782
2.	705	+	233	=	938
3.	877	+	868	=	1.745
4.	886	+	374	=	1.260
5.	611	+	441	=	1.052
6.	704	+	499	=	1.203
7.	792	+	783	=	1.575
8.	600	+	393	=	993
9.	941	+	654	=	1.595
10.	745	+	363	=	1.108