Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	845	+		=	1.479
2.	867	+		=	1.315
3.	805	+		=	1.088
4.	357	+		=	619
5.	897	+		=	1.598
6.	508	+		=	978
7.	773	+		=	1.493
8.	784	+		=	1.022
9.	728	+		=	1.367
10.	868	+		=	1.731

Oefening 2
1.	871	+		=	1.411
2.	658	+		=	1.162
3.	877	+		=	1.681
4.	933	+		=	1.261
5.	825	+		=	1.358
6.	804	+		=	1.535
7.	609	+		=	840
8.	857	+		=	1.406
9.	379	+		=	717
10.	597	+		=	806

Oefening 3
1.	317	+		=	589
2.	970	+		=	1.525
3.	956	+		=	1.279
4.	796	+		=	1.136
5.	715	+		=	1.227
6.	974	+		=	1.283
7.	811	+		=	1.092
8.	931	+		=	1.325
9.	776	+		=	1.310
10.	610	+		=	824

Oefening 4
1.	747	+		=	1.459
2.	890	+		=	1.632
3.	964	+		=	1.696
4.	992	+		=	1.589
5.	670	+		=	1.236
6.	842	+		=	1.472
7.	868	+		=	1.498
8.	664	+		=	1.049
9.	929	+		=	1.588
10.	329	+		=	645

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	845	+	634	=	1.479
2.	867	+	448	=	1.315
3.	805	+	283	=	1.088
4.	357	+	262	=	619
5.	897	+	701	=	1.598
6.	508	+	470	=	978
7.	773	+	720	=	1.493
8.	784	+	238	=	1.022
9.	728	+	639	=	1.367
10.	868	+	863	=	1.731

Oefening 2
1.	871	+	540	=	1.411
2.	658	+	504	=	1.162
3.	877	+	804	=	1.681
4.	933	+	328	=	1.261
5.	825	+	533	=	1.358
6.	804	+	731	=	1.535
7.	609	+	231	=	840
8.	857	+	549	=	1.406
9.	379	+	338	=	717
10.	597	+	209	=	806

Oefening 3
1.	317	+	272	=	589
2.	970	+	555	=	1.525
3.	956	+	323	=	1.279
4.	796	+	340	=	1.136
5.	715	+	512	=	1.227
6.	974	+	309	=	1.283
7.	811	+	281	=	1.092
8.	931	+	394	=	1.325
9.	776	+	534	=	1.310
10.	610	+	214	=	824

Oefening 4
1.	747	+	712	=	1.459
2.	890	+	742	=	1.632
3.	964	+	732	=	1.696
4.	992	+	597	=	1.589
5.	670	+	566	=	1.236
6.	842	+	630	=	1.472
7.	868	+	630	=	1.498
8.	664	+	385	=	1.049
9.	929	+	659	=	1.588
10.	329	+	316	=	645