Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	787	+		=	1.069
2.	935	+		=	1.267
3.	710	+		=	1.218
4.	665	+		=	1.006
5.	880	+		=	1.317
6.	733	+		=	1.265
7.	977	+		=	1.449
8.	654	+		=	1.253
9.	324	+		=	594
10.	855	+		=	1.135

Oefening 2
1.	644	+		=	1.132
2.	652	+		=	1.106
3.	809	+		=	1.391
4.	628	+		=	1.110
5.	669	+		=	1.205
6.	489	+		=	766
7.	845	+		=	1.582
8.	971	+		=	1.847
9.	848	+		=	1.642
10.	974	+		=	1.334

Oefening 3
1.	997	+		=	1.324
2.	420	+		=	693
3.	630	+		=	1.107
4.	868	+		=	1.233
5.	999	+		=	1.374
6.	880	+		=	1.519
7.	871	+		=	1.675
8.	587	+		=	896
9.	501	+		=	775
10.	860	+		=	1.706

Oefening 4
1.	510	+		=	848
2.	757	+		=	1.353
3.	645	+		=	1.012
4.	944	+		=	1.538
5.	708	+		=	1.409
6.	720	+		=	1.351
7.	531	+		=	986
8.	502	+		=	979
9.	862	+		=	1.589
10.	940	+		=	1.756

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	787	+	282	=	1.069
2.	935	+	332	=	1.267
3.	710	+	508	=	1.218
4.	665	+	341	=	1.006
5.	880	+	437	=	1.317
6.	733	+	532	=	1.265
7.	977	+	472	=	1.449
8.	654	+	599	=	1.253
9.	324	+	270	=	594
10.	855	+	280	=	1.135

Oefening 2
1.	644	+	488	=	1.132
2.	652	+	454	=	1.106
3.	809	+	582	=	1.391
4.	628	+	482	=	1.110
5.	669	+	536	=	1.205
6.	489	+	277	=	766
7.	845	+	737	=	1.582
8.	971	+	876	=	1.847
9.	848	+	794	=	1.642
10.	974	+	360	=	1.334

Oefening 3
1.	997	+	327	=	1.324
2.	420	+	273	=	693
3.	630	+	477	=	1.107
4.	868	+	365	=	1.233
5.	999	+	375	=	1.374
6.	880	+	639	=	1.519
7.	871	+	804	=	1.675
8.	587	+	309	=	896
9.	501	+	274	=	775
10.	860	+	846	=	1.706

Oefening 4
1.	510	+	338	=	848
2.	757	+	596	=	1.353
3.	645	+	367	=	1.012
4.	944	+	594	=	1.538
5.	708	+	701	=	1.409
6.	720	+	631	=	1.351
7.	531	+	455	=	986
8.	502	+	477	=	979
9.	862	+	727	=	1.589
10.	940	+	816	=	1.756