Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	828	+		=	1.448
2.	837	+		=	1.613
3.	803	+		=	1.325
4.	967	+		=	1.629
5.	331	+		=	562
6.	828	+		=	1.057
7.	660	+		=	1.014
8.	977	+		=	1.805
9.	601	+		=	944
10.	498	+		=	722

Oefening 2
1.	832	+		=	1.623
2.	954	+		=	1.419
3.	535	+		=	889
4.	354	+		=	690
5.	675	+		=	977
6.	352	+		=	604
7.	984	+		=	1.545
8.	883	+		=	1.440
9.	932	+		=	1.733
10.	560	+		=	1.075

Oefening 3
1.	712	+		=	1.336
2.	714	+		=	1.276
3.	994	+		=	1.232
4.	263	+		=	508
5.	729	+		=	1.343
6.	840	+		=	1.585
7.	464	+		=	664
8.	756	+		=	1.138
9.	770	+		=	1.145
10.	816	+		=	1.538

Oefening 4
1.	368	+		=	657
2.	704	+		=	967
3.	736	+		=	1.369
4.	729	+		=	1.305
5.	891	+		=	1.554
6.	951	+		=	1.577
7.	512	+		=	986
8.	902	+		=	1.499
9.	793	+		=	1.293
10.	442	+		=	796

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	828	+	620	=	1.448
2.	837	+	776	=	1.613
3.	803	+	522	=	1.325
4.	967	+	662	=	1.629
5.	331	+	231	=	562
6.	828	+	229	=	1.057
7.	660	+	354	=	1.014
8.	977	+	828	=	1.805
9.	601	+	343	=	944
10.	498	+	224	=	722

Oefening 2
1.	832	+	791	=	1.623
2.	954	+	465	=	1.419
3.	535	+	354	=	889
4.	354	+	336	=	690
5.	675	+	302	=	977
6.	352	+	252	=	604
7.	984	+	561	=	1.545
8.	883	+	557	=	1.440
9.	932	+	801	=	1.733
10.	560	+	515	=	1.075

Oefening 3
1.	712	+	624	=	1.336
2.	714	+	562	=	1.276
3.	994	+	238	=	1.232
4.	263	+	245	=	508
5.	729	+	614	=	1.343
6.	840	+	745	=	1.585
7.	464	+	200	=	664
8.	756	+	382	=	1.138
9.	770	+	375	=	1.145
10.	816	+	722	=	1.538

Oefening 4
1.	368	+	289	=	657
2.	704	+	263	=	967
3.	736	+	633	=	1.369
4.	729	+	576	=	1.305
5.	891	+	663	=	1.554
6.	951	+	626	=	1.577
7.	512	+	474	=	986
8.	902	+	597	=	1.499
9.	793	+	500	=	1.293
10.	442	+	354	=	796