Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	863	+		=	1.224
2.	846	+		=	1.377
3.	662	+		=	1.087
4.	562	+		=	1.091
5.	700	+		=	1.256
6.	770	+		=	1.526
7.	500	+		=	906
8.	819	+		=	1.510
9.	778	+		=	1.032
10.	351	+		=	555

Oefening 2
1.	583	+		=	935
2.	687	+		=	951
3.	605	+		=	1.104
4.	896	+		=	1.761
5.	602	+		=	1.061
6.	932	+		=	1.863
7.	958	+		=	1.608
8.	961	+		=	1.463
9.	952	+		=	1.409
10.	808	+		=	1.413

Oefening 3
1.	633	+		=	951
2.	508	+		=	929
3.	892	+		=	1.763
4.	876	+		=	1.565
5.	558	+		=	943
6.	588	+		=	1.040
7.	836	+		=	1.640
8.	888	+		=	1.539
9.	871	+		=	1.196
10.	971	+		=	1.593

Oefening 4
1.	325	+		=	633
2.	382	+		=	727
3.	757	+		=	1.198
4.	852	+		=	1.590
5.	814	+		=	1.306
6.	432	+		=	732
7.	384	+		=	648
8.	963	+		=	1.357
9.	666	+		=	1.200
10.	933	+		=	1.755

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	863	+	361	=	1.224
2.	846	+	531	=	1.377
3.	662	+	425	=	1.087
4.	562	+	529	=	1.091
5.	700	+	556	=	1.256
6.	770	+	756	=	1.526
7.	500	+	406	=	906
8.	819	+	691	=	1.510
9.	778	+	254	=	1.032
10.	351	+	204	=	555

Oefening 2
1.	583	+	352	=	935
2.	687	+	264	=	951
3.	605	+	499	=	1.104
4.	896	+	865	=	1.761
5.	602	+	459	=	1.061
6.	932	+	931	=	1.863
7.	958	+	650	=	1.608
8.	961	+	502	=	1.463
9.	952	+	457	=	1.409
10.	808	+	605	=	1.413

Oefening 3
1.	633	+	318	=	951
2.	508	+	421	=	929
3.	892	+	871	=	1.763
4.	876	+	689	=	1.565
5.	558	+	385	=	943
6.	588	+	452	=	1.040
7.	836	+	804	=	1.640
8.	888	+	651	=	1.539
9.	871	+	325	=	1.196
10.	971	+	622	=	1.593

Oefening 4
1.	325	+	308	=	633
2.	382	+	345	=	727
3.	757	+	441	=	1.198
4.	852	+	738	=	1.590
5.	814	+	492	=	1.306
6.	432	+	300	=	732
7.	384	+	264	=	648
8.	963	+	394	=	1.357
9.	666	+	534	=	1.200
10.	933	+	822	=	1.755