Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	868	+		=	1.723
2.	854	+		=	1.690
3.	894	+		=	1.686
4.	794	+		=	1.317
5.	895	+		=	1.367
6.	783	+		=	1.176
7.	313	+		=	568
8.	426	+		=	716
9.	527	+		=	1.050
10.	608	+		=	1.085

Oefening 2
1.	797	+		=	1.065
2.	941	+		=	1.853
3.	473	+		=	881
4.	628	+		=	1.249
5.	661	+		=	918
6.	710	+		=	1.347
7.	537	+		=	1.057
8.	820	+		=	1.243
9.	287	+		=	494
10.	485	+		=	806

Oefening 3
1.	906	+		=	1.273
2.	516	+		=	1.018
3.	818	+		=	1.518
4.	922	+		=	1.413
5.	895	+		=	1.101
6.	887	+		=	1.504
7.	832	+		=	1.546
8.	397	+		=	683
9.	838	+		=	1.665
10.	756	+		=	1.430

Oefening 4
1.	783	+		=	1.384
2.	728	+		=	1.440
3.	724	+		=	1.129
4.	544	+		=	809
5.	508	+		=	969
6.	932	+		=	1.476
7.	948	+		=	1.355
8.	924	+		=	1.825
9.	584	+		=	854
10.	412	+		=	627

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	868	+	855	=	1.723
2.	854	+	836	=	1.690
3.	894	+	792	=	1.686
4.	794	+	523	=	1.317
5.	895	+	472	=	1.367
6.	783	+	393	=	1.176
7.	313	+	255	=	568
8.	426	+	290	=	716
9.	527	+	523	=	1.050
10.	608	+	477	=	1.085

Oefening 2
1.	797	+	268	=	1.065
2.	941	+	912	=	1.853
3.	473	+	408	=	881
4.	628	+	621	=	1.249
5.	661	+	257	=	918
6.	710	+	637	=	1.347
7.	537	+	520	=	1.057
8.	820	+	423	=	1.243
9.	287	+	207	=	494
10.	485	+	321	=	806

Oefening 3
1.	906	+	367	=	1.273
2.	516	+	502	=	1.018
3.	818	+	700	=	1.518
4.	922	+	491	=	1.413
5.	895	+	206	=	1.101
6.	887	+	617	=	1.504
7.	832	+	714	=	1.546
8.	397	+	286	=	683
9.	838	+	827	=	1.665
10.	756	+	674	=	1.430

Oefening 4
1.	783	+	601	=	1.384
2.	728	+	712	=	1.440
3.	724	+	405	=	1.129
4.	544	+	265	=	809
5.	508	+	461	=	969
6.	932	+	544	=	1.476
7.	948	+	407	=	1.355
8.	924	+	901	=	1.825
9.	584	+	270	=	854
10.	412	+	215	=	627