Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	766	+		=	1.044
2.	382	+		=	707
3.	904	+		=	1.550
4.	572	+		=	870
5.	874	+		=	1.178
6.	852	+		=	1.532
7.	720	+		=	1.336
8.	539	+		=	1.052
9.	938	+		=	1.684
10.	815	+		=	1.404

Oefening 2
1.	866	+		=	1.462
2.	914	+		=	1.825
3.	993	+		=	1.954
4.	644	+		=	851
5.	426	+		=	845
6.	736	+		=	1.057
7.	454	+		=	755
8.	776	+		=	1.504
9.	450	+		=	770
10.	395	+		=	673

Oefening 3
1.	589	+		=	1.167
2.	739	+		=	1.163
3.	850	+		=	1.514
4.	907	+		=	1.714
5.	620	+		=	1.214
6.	927	+		=	1.753
7.	830	+		=	1.212
8.	948	+		=	1.871
9.	803	+		=	1.572
10.	929	+		=	1.480

Oefening 4
1.	469	+		=	782
2.	542	+		=	872
3.	707	+		=	1.223
4.	852	+		=	1.128
5.	895	+		=	1.697
6.	627	+		=	1.105
7.	947	+		=	1.753
8.	851	+		=	1.171
9.	828	+		=	1.266
10.	917	+		=	1.315

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	766	+	278	=	1.044
2.	382	+	325	=	707
3.	904	+	646	=	1.550
4.	572	+	298	=	870
5.	874	+	304	=	1.178
6.	852	+	680	=	1.532
7.	720	+	616	=	1.336
8.	539	+	513	=	1.052
9.	938	+	746	=	1.684
10.	815	+	589	=	1.404

Oefening 2
1.	866	+	596	=	1.462
2.	914	+	911	=	1.825
3.	993	+	961	=	1.954
4.	644	+	207	=	851
5.	426	+	419	=	845
6.	736	+	321	=	1.057
7.	454	+	301	=	755
8.	776	+	728	=	1.504
9.	450	+	320	=	770
10.	395	+	278	=	673

Oefening 3
1.	589	+	578	=	1.167
2.	739	+	424	=	1.163
3.	850	+	664	=	1.514
4.	907	+	807	=	1.714
5.	620	+	594	=	1.214
6.	927	+	826	=	1.753
7.	830	+	382	=	1.212
8.	948	+	923	=	1.871
9.	803	+	769	=	1.572
10.	929	+	551	=	1.480

Oefening 4
1.	469	+	313	=	782
2.	542	+	330	=	872
3.	707	+	516	=	1.223
4.	852	+	276	=	1.128
5.	895	+	802	=	1.697
6.	627	+	478	=	1.105
7.	947	+	806	=	1.753
8.	851	+	320	=	1.171
9.	828	+	438	=	1.266
10.	917	+	398	=	1.315