Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	702	+		=	1.388
2.	814	+		=	1.431
3.	727	+		=	1.287
4.	723	+		=	944
5.	770	+		=	1.163
6.	884	+		=	1.227
7.	772	+		=	1.229
8.	442	+		=	654
9.	994	+		=	1.321
10.	850	+		=	1.522

Oefening 2
1.	429	+		=	775
2.	252	+		=	455
3.	692	+		=	1.087
4.	335	+		=	536
5.	773	+		=	1.093
6.	457	+		=	851
7.	938	+		=	1.291
8.	487	+		=	914
9.	735	+		=	1.461
10.	481	+		=	956

Oefening 3
1.	474	+		=	852
2.	787	+		=	1.574
3.	490	+		=	900
4.	803	+		=	1.453
5.	794	+		=	1.352
6.	983	+		=	1.715
7.	920	+		=	1.273
8.	620	+		=	983
9.	664	+		=	1.284
10.	475	+		=	842

Oefening 4
1.	947	+		=	1.682
2.	788	+		=	1.152
3.	870	+		=	1.344
4.	726	+		=	1.231
5.	864	+		=	1.082
6.	716	+		=	979
7.	539	+		=	846
8.	374	+		=	609
9.	801	+		=	1.216
10.	731	+		=	977

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	702	+	686	=	1.388
2.	814	+	617	=	1.431
3.	727	+	560	=	1.287
4.	723	+	221	=	944
5.	770	+	393	=	1.163
6.	884	+	343	=	1.227
7.	772	+	457	=	1.229
8.	442	+	212	=	654
9.	994	+	327	=	1.321
10.	850	+	672	=	1.522

Oefening 2
1.	429	+	346	=	775
2.	252	+	203	=	455
3.	692	+	395	=	1.087
4.	335	+	201	=	536
5.	773	+	320	=	1.093
6.	457	+	394	=	851
7.	938	+	353	=	1.291
8.	487	+	427	=	914
9.	735	+	726	=	1.461
10.	481	+	475	=	956

Oefening 3
1.	474	+	378	=	852
2.	787	+	787	=	1.574
3.	490	+	410	=	900
4.	803	+	650	=	1.453
5.	794	+	558	=	1.352
6.	983	+	732	=	1.715
7.	920	+	353	=	1.273
8.	620	+	363	=	983
9.	664	+	620	=	1.284
10.	475	+	367	=	842

Oefening 4
1.	947	+	735	=	1.682
2.	788	+	364	=	1.152
3.	870	+	474	=	1.344
4.	726	+	505	=	1.231
5.	864	+	218	=	1.082
6.	716	+	263	=	979
7.	539	+	307	=	846
8.	374	+	235	=	609
9.	801	+	415	=	1.216
10.	731	+	246	=	977