Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	812	+		=	1.293
2.	435	+		=	658
3.	940	+		=	1.608
4.	974	+		=	1.413
5.	842	+		=	1.171
6.	510	+		=	917
7.	922	+		=	1.394
8.	714	+		=	1.122
9.	741	+		=	1.258
10.	935	+		=	1.203

Oefening 2
1.	985	+		=	1.908
2.	773	+		=	1.463
3.	906	+		=	1.730
4.	684	+		=	1.198
5.	775	+		=	1.243
6.	637	+		=	907
7.	874	+		=	1.490
8.	885	+		=	1.406
9.	894	+		=	1.096
10.	930	+		=	1.644

Oefening 3
1.	790	+		=	1.547
2.	840	+		=	1.373
3.	965	+		=	1.610
4.	762	+		=	1.405
5.	501	+		=	910
6.	985	+		=	1.711
7.	560	+		=	790
8.	851	+		=	1.162
9.	560	+		=	998
10.	260	+		=	519

Oefening 4
1.	988	+		=	1.338
2.	946	+		=	1.872
3.	993	+		=	1.463
4.	838	+		=	1.370
5.	904	+		=	1.503
6.	475	+		=	694
7.	439	+		=	808
8.	701	+		=	996
9.	554	+		=	1.004
10.	623	+		=	877

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	812	+	481	=	1.293
2.	435	+	223	=	658
3.	940	+	668	=	1.608
4.	974	+	439	=	1.413
5.	842	+	329	=	1.171
6.	510	+	407	=	917
7.	922	+	472	=	1.394
8.	714	+	408	=	1.122
9.	741	+	517	=	1.258
10.	935	+	268	=	1.203

Oefening 2
1.	985	+	923	=	1.908
2.	773	+	690	=	1.463
3.	906	+	824	=	1.730
4.	684	+	514	=	1.198
5.	775	+	468	=	1.243
6.	637	+	270	=	907
7.	874	+	616	=	1.490
8.	885	+	521	=	1.406
9.	894	+	202	=	1.096
10.	930	+	714	=	1.644

Oefening 3
1.	790	+	757	=	1.547
2.	840	+	533	=	1.373
3.	965	+	645	=	1.610
4.	762	+	643	=	1.405
5.	501	+	409	=	910
6.	985	+	726	=	1.711
7.	560	+	230	=	790
8.	851	+	311	=	1.162
9.	560	+	438	=	998
10.	260	+	259	=	519

Oefening 4
1.	988	+	350	=	1.338
2.	946	+	926	=	1.872
3.	993	+	470	=	1.463
4.	838	+	532	=	1.370
5.	904	+	599	=	1.503
6.	475	+	219	=	694
7.	439	+	369	=	808
8.	701	+	295	=	996
9.	554	+	450	=	1.004
10.	623	+	254	=	877