Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	803	+		=	1.331
2.	881	+		=	1.733
3.	848	+		=	1.530
4.	393	+		=	638
5.	779	+		=	1.365
6.	906	+		=	1.689
7.	881	+		=	1.155
8.	835	+		=	1.620
9.	324	+		=	564
10.	777	+		=	1.018

Oefening 2
1.	779	+		=	1.330
2.	545	+		=	961
3.	555	+		=	1.018
4.	701	+		=	1.298
5.	603	+		=	908
6.	771	+		=	1.195
7.	538	+		=	807
8.	358	+		=	703
9.	676	+		=	1.286
10.	733	+		=	980

Oefening 3
1.	777	+		=	1.207
2.	993	+		=	1.755
3.	948	+		=	1.272
4.	411	+		=	707
5.	490	+		=	726
6.	951	+		=	1.874
7.	705	+		=	955
8.	989	+		=	1.806
9.	589	+		=	965
10.	982	+		=	1.357

Oefening 4
1.	891	+		=	1.338
2.	556	+		=	771
3.	372	+		=	663
4.	647	+		=	1.241
5.	816	+		=	1.414
6.	518	+		=	920
7.	911	+		=	1.165
8.	834	+		=	1.201
9.	814	+		=	1.300
10.	450	+		=	862

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	803	+	528	=	1.331
2.	881	+	852	=	1.733
3.	848	+	682	=	1.530
4.	393	+	245	=	638
5.	779	+	586	=	1.365
6.	906	+	783	=	1.689
7.	881	+	274	=	1.155
8.	835	+	785	=	1.620
9.	324	+	240	=	564
10.	777	+	241	=	1.018

Oefening 2
1.	779	+	551	=	1.330
2.	545	+	416	=	961
3.	555	+	463	=	1.018
4.	701	+	597	=	1.298
5.	603	+	305	=	908
6.	771	+	424	=	1.195
7.	538	+	269	=	807
8.	358	+	345	=	703
9.	676	+	610	=	1.286
10.	733	+	247	=	980

Oefening 3
1.	777	+	430	=	1.207
2.	993	+	762	=	1.755
3.	948	+	324	=	1.272
4.	411	+	296	=	707
5.	490	+	236	=	726
6.	951	+	923	=	1.874
7.	705	+	250	=	955
8.	989	+	817	=	1.806
9.	589	+	376	=	965
10.	982	+	375	=	1.357

Oefening 4
1.	891	+	447	=	1.338
2.	556	+	215	=	771
3.	372	+	291	=	663
4.	647	+	594	=	1.241
5.	816	+	598	=	1.414
6.	518	+	402	=	920
7.	911	+	254	=	1.165
8.	834	+	367	=	1.201
9.	814	+	486	=	1.300
10.	450	+	412	=	862