Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	496	+		=	865
2.	698	+		=	1.055
3.	803	+		=	1.591
4.	971	+		=	1.701
5.	571	+		=	1.014
6.	956	+		=	1.231
7.	727	+		=	1.311
8.	640	+		=	853
9.	310	+		=	536
10.	546	+		=	883

Oefening 2
1.	908	+		=	1.463
2.	992	+		=	1.562
3.	873	+		=	1.540
4.	710	+		=	1.157
5.	959	+		=	1.347
6.	952	+		=	1.890
7.	467	+		=	836
8.	681	+		=	1.291
9.	500	+		=	841
10.	948	+		=	1.766

Oefening 3
1.	618	+		=	1.047
2.	594	+		=	903
3.	901	+		=	1.203
4.	985	+		=	1.452
5.	572	+		=	829
6.	771	+		=	980
7.	382	+		=	760
8.	359	+		=	630
9.	806	+		=	1.132
10.	791	+		=	1.044

Oefening 4
1.	663	+		=	1.245
2.	625	+		=	1.068
3.	832	+		=	1.221
4.	807	+		=	1.266
5.	763	+		=	1.391
6.	948	+		=	1.776
7.	986	+		=	1.812
8.	949	+		=	1.287
9.	764	+		=	1.185
10.	937	+		=	1.610

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	496	+	369	=	865
2.	698	+	357	=	1.055
3.	803	+	788	=	1.591
4.	971	+	730	=	1.701
5.	571	+	443	=	1.014
6.	956	+	275	=	1.231
7.	727	+	584	=	1.311
8.	640	+	213	=	853
9.	310	+	226	=	536
10.	546	+	337	=	883

Oefening 2
1.	908	+	555	=	1.463
2.	992	+	570	=	1.562
3.	873	+	667	=	1.540
4.	710	+	447	=	1.157
5.	959	+	388	=	1.347
6.	952	+	938	=	1.890
7.	467	+	369	=	836
8.	681	+	610	=	1.291
9.	500	+	341	=	841
10.	948	+	818	=	1.766

Oefening 3
1.	618	+	429	=	1.047
2.	594	+	309	=	903
3.	901	+	302	=	1.203
4.	985	+	467	=	1.452
5.	572	+	257	=	829
6.	771	+	209	=	980
7.	382	+	378	=	760
8.	359	+	271	=	630
9.	806	+	326	=	1.132
10.	791	+	253	=	1.044

Oefening 4
1.	663	+	582	=	1.245
2.	625	+	443	=	1.068
3.	832	+	389	=	1.221
4.	807	+	459	=	1.266
5.	763	+	628	=	1.391
6.	948	+	828	=	1.776
7.	986	+	826	=	1.812
8.	949	+	338	=	1.287
9.	764	+	421	=	1.185
10.	937	+	673	=	1.610