Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	743	+		=	1.041
2.	574	+		=	803
3.	410	+		=	689
4.	600	+		=	923
5.	974	+		=	1.653
6.	806	+		=	1.289
7.	783	+		=	1.062
8.	821	+		=	1.110
9.	695	+		=	1.357
10.	767	+		=	1.078

Oefening 2
1.	903	+		=	1.392
2.	353	+		=	598
3.	997	+		=	1.799
4.	889	+		=	1.400
5.	691	+		=	1.235
6.	720	+		=	921
7.	925	+		=	1.780
8.	924	+		=	1.460
9.	857	+		=	1.155
10.	921	+		=	1.559

Oefening 3
1.	968	+		=	1.437
2.	910	+		=	1.492
3.	998	+		=	1.872
4.	932	+		=	1.214
5.	692	+		=	1.302
6.	584	+		=	1.118
7.	604	+		=	1.022
8.	329	+		=	557
9.	835	+		=	1.469
10.	697	+		=	1.264

Oefening 4
1.	874	+		=	1.541
2.	799	+		=	1.236
3.	703	+		=	1.367
4.	701	+		=	1.235
5.	510	+		=	907
6.	564	+		=	837
7.	541	+		=	923
8.	886	+		=	1.186
9.	512	+		=	801
10.	827	+		=	1.258

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	743	+	298	=	1.041
2.	574	+	229	=	803
3.	410	+	279	=	689
4.	600	+	323	=	923
5.	974	+	679	=	1.653
6.	806	+	483	=	1.289
7.	783	+	279	=	1.062
8.	821	+	289	=	1.110
9.	695	+	662	=	1.357
10.	767	+	311	=	1.078

Oefening 2
1.	903	+	489	=	1.392
2.	353	+	245	=	598
3.	997	+	802	=	1.799
4.	889	+	511	=	1.400
5.	691	+	544	=	1.235
6.	720	+	201	=	921
7.	925	+	855	=	1.780
8.	924	+	536	=	1.460
9.	857	+	298	=	1.155
10.	921	+	638	=	1.559

Oefening 3
1.	968	+	469	=	1.437
2.	910	+	582	=	1.492
3.	998	+	874	=	1.872
4.	932	+	282	=	1.214
5.	692	+	610	=	1.302
6.	584	+	534	=	1.118
7.	604	+	418	=	1.022
8.	329	+	228	=	557
9.	835	+	634	=	1.469
10.	697	+	567	=	1.264

Oefening 4
1.	874	+	667	=	1.541
2.	799	+	437	=	1.236
3.	703	+	664	=	1.367
4.	701	+	534	=	1.235
5.	510	+	397	=	907
6.	564	+	273	=	837
7.	541	+	382	=	923
8.	886	+	300	=	1.186
9.	512	+	289	=	801
10.	827	+	431	=	1.258