Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	506	+		=	788
2.	275	+		=	478
3.	716	+		=	1.095
4.	747	+		=	1.369
5.	560	+		=	805
6.	843	+		=	1.249
7.	992	+		=	1.468
8.	723	+		=	1.090
9.	687	+		=	1.327
10.	976	+		=	1.643

Oefening 2
1.	950	+		=	1.626
2.	924	+		=	1.401
3.	469	+		=	704
4.	904	+		=	1.583
5.	442	+		=	675
6.	756	+		=	1.024
7.	555	+		=	1.101
8.	821	+		=	1.379
9.	618	+		=	1.216
10.	344	+		=	551

Oefening 3
1.	804	+		=	1.401
2.	841	+		=	1.111
3.	655	+		=	875
4.	709	+		=	1.344
5.	798	+		=	1.020
6.	826	+		=	1.107
7.	878	+		=	1.274
8.	785	+		=	1.314
9.	341	+		=	646
10.	793	+		=	1.163

Oefening 4
1.	502	+		=	841
2.	924	+		=	1.508
3.	271	+		=	529
4.	868	+		=	1.089
5.	864	+		=	1.575
6.	298	+		=	545
7.	731	+		=	967
8.	953	+		=	1.428
9.	631	+		=	1.081
10.	826	+		=	1.636

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	506	+	282	=	788
2.	275	+	203	=	478
3.	716	+	379	=	1.095
4.	747	+	622	=	1.369
5.	560	+	245	=	805
6.	843	+	406	=	1.249
7.	992	+	476	=	1.468
8.	723	+	367	=	1.090
9.	687	+	640	=	1.327
10.	976	+	667	=	1.643

Oefening 2
1.	950	+	676	=	1.626
2.	924	+	477	=	1.401
3.	469	+	235	=	704
4.	904	+	679	=	1.583
5.	442	+	233	=	675
6.	756	+	268	=	1.024
7.	555	+	546	=	1.101
8.	821	+	558	=	1.379
9.	618	+	598	=	1.216
10.	344	+	207	=	551

Oefening 3
1.	804	+	597	=	1.401
2.	841	+	270	=	1.111
3.	655	+	220	=	875
4.	709	+	635	=	1.344
5.	798	+	222	=	1.020
6.	826	+	281	=	1.107
7.	878	+	396	=	1.274
8.	785	+	529	=	1.314
9.	341	+	305	=	646
10.	793	+	370	=	1.163

Oefening 4
1.	502	+	339	=	841
2.	924	+	584	=	1.508
3.	271	+	258	=	529
4.	868	+	221	=	1.089
5.	864	+	711	=	1.575
6.	298	+	247	=	545
7.	731	+	236	=	967
8.	953	+	475	=	1.428
9.	631	+	450	=	1.081
10.	826	+	810	=	1.636