Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	944	+		=	1.364
2.	749	+		=	1.171
3.	707	+		=	942
4.	658	+		=	936
5.	377	+		=	581
6.	286	+		=	499
7.	784	+		=	1.374
8.	549	+		=	839
9.	373	+		=	653
10.	563	+		=	912

Oefening 2
1.	436	+		=	765
2.	863	+		=	1.289
3.	893	+		=	1.688
4.	587	+		=	794
5.	740	+		=	1.160
6.	929	+		=	1.355
7.	622	+		=	850
8.	856	+		=	1.459
9.	779	+		=	1.305
10.	769	+		=	1.061

Oefening 3
1.	686	+		=	1.341
2.	800	+		=	1.100
3.	470	+		=	871
4.	772	+		=	1.146
5.	473	+		=	755
6.	968	+		=	1.603
7.	988	+		=	1.373
8.	677	+		=	1.085
9.	617	+		=	1.227
10.	846	+		=	1.218

Oefening 4
1.	874	+		=	1.501
2.	607	+		=	1.078
3.	940	+		=	1.266
4.	612	+		=	1.026
5.	545	+		=	1.077
6.	280	+		=	482
7.	796	+		=	1.351
8.	606	+		=	877
9.	735	+		=	992
10.	638	+		=	1.165

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	944	+	420	=	1.364
2.	749	+	422	=	1.171
3.	707	+	235	=	942
4.	658	+	278	=	936
5.	377	+	204	=	581
6.	286	+	213	=	499
7.	784	+	590	=	1.374
8.	549	+	290	=	839
9.	373	+	280	=	653
10.	563	+	349	=	912

Oefening 2
1.	436	+	329	=	765
2.	863	+	426	=	1.289
3.	893	+	795	=	1.688
4.	587	+	207	=	794
5.	740	+	420	=	1.160
6.	929	+	426	=	1.355
7.	622	+	228	=	850
8.	856	+	603	=	1.459
9.	779	+	526	=	1.305
10.	769	+	292	=	1.061

Oefening 3
1.	686	+	655	=	1.341
2.	800	+	300	=	1.100
3.	470	+	401	=	871
4.	772	+	374	=	1.146
5.	473	+	282	=	755
6.	968	+	635	=	1.603
7.	988	+	385	=	1.373
8.	677	+	408	=	1.085
9.	617	+	610	=	1.227
10.	846	+	372	=	1.218

Oefening 4
1.	874	+	627	=	1.501
2.	607	+	471	=	1.078
3.	940	+	326	=	1.266
4.	612	+	414	=	1.026
5.	545	+	532	=	1.077
6.	280	+	202	=	482
7.	796	+	555	=	1.351
8.	606	+	271	=	877
9.	735	+	257	=	992
10.	638	+	527	=	1.165