Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	816	+		=	1.374
2.	647	+		=	930
3.	675	+		=	959
4.	931	+		=	1.301
5.	843	+		=	1.455
6.	937	+		=	1.375
7.	434	+		=	664
8.	372	+		=	662
9.	992	+		=	1.627
10.	646	+		=	1.057

Oefening 2
1.	353	+		=	582
2.	689	+		=	912
3.	529	+		=	1.017
4.	978	+		=	1.562
5.	938	+		=	1.397
6.	933	+		=	1.564
7.	847	+		=	1.410
8.	404	+		=	789
9.	773	+		=	1.389
10.	550	+		=	948

Oefening 3
1.	771	+		=	1.020
2.	807	+		=	1.567
3.	706	+		=	1.089
4.	912	+		=	1.404
5.	832	+		=	1.586
6.	369	+		=	685
7.	795	+		=	1.296
8.	826	+		=	1.312
9.	856	+		=	1.373
10.	980	+		=	1.288

Oefening 4
1.	569	+		=	956
2.	783	+		=	1.255
3.	944	+		=	1.318
4.	915	+		=	1.313
5.	801	+		=	1.514
6.	988	+		=	1.688
7.	301	+		=	557
8.	399	+		=	682
9.	808	+		=	1.163
10.	460	+		=	719

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	816	+	558	=	1.374
2.	647	+	283	=	930
3.	675	+	284	=	959
4.	931	+	370	=	1.301
5.	843	+	612	=	1.455
6.	937	+	438	=	1.375
7.	434	+	230	=	664
8.	372	+	290	=	662
9.	992	+	635	=	1.627
10.	646	+	411	=	1.057

Oefening 2
1.	353	+	229	=	582
2.	689	+	223	=	912
3.	529	+	488	=	1.017
4.	978	+	584	=	1.562
5.	938	+	459	=	1.397
6.	933	+	631	=	1.564
7.	847	+	563	=	1.410
8.	404	+	385	=	789
9.	773	+	616	=	1.389
10.	550	+	398	=	948

Oefening 3
1.	771	+	249	=	1.020
2.	807	+	760	=	1.567
3.	706	+	383	=	1.089
4.	912	+	492	=	1.404
5.	832	+	754	=	1.586
6.	369	+	316	=	685
7.	795	+	501	=	1.296
8.	826	+	486	=	1.312
9.	856	+	517	=	1.373
10.	980	+	308	=	1.288

Oefening 4
1.	569	+	387	=	956
2.	783	+	472	=	1.255
3.	944	+	374	=	1.318
4.	915	+	398	=	1.313
5.	801	+	713	=	1.514
6.	988	+	700	=	1.688
7.	301	+	256	=	557
8.	399	+	283	=	682
9.	808	+	355	=	1.163
10.	460	+	259	=	719