Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	458	+		=	732
2.	735	+		=	1.086
3.	930	+		=	1.606
4.	631	+		=	1.182
5.	782	+		=	1.009
6.	978	+		=	1.865
7.	716	+		=	1.122
8.	581	+		=	872
9.	869	+		=	1.388
10.	961	+		=	1.241

Oefening 2
1.	949	+		=	1.202
2.	774	+		=	1.499
3.	694	+		=	1.242
4.	629	+		=	1.196
5.	984	+		=	1.462
6.	845	+		=	1.170
7.	877	+		=	1.176
8.	557	+		=	862
9.	467	+		=	788
10.	592	+		=	1.046

Oefening 3
1.	633	+		=	1.243
2.	722	+		=	1.261
3.	966	+		=	1.807
4.	354	+		=	674
5.	820	+		=	1.348
6.	551	+		=	908
7.	651	+		=	894
8.	958	+		=	1.266
9.	851	+		=	1.521
10.	893	+		=	1.267

Oefening 4
1.	977	+		=	1.587
2.	761	+		=	1.165
3.	567	+		=	1.064
4.	410	+		=	721
5.	616	+		=	1.121
6.	802	+		=	1.314
7.	473	+		=	775
8.	616	+		=	1.152
9.	961	+		=	1.658
10.	406	+		=	805

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	458	+	274	=	732
2.	735	+	351	=	1.086
3.	930	+	676	=	1.606
4.	631	+	551	=	1.182
5.	782	+	227	=	1.009
6.	978	+	887	=	1.865
7.	716	+	406	=	1.122
8.	581	+	291	=	872
9.	869	+	519	=	1.388
10.	961	+	280	=	1.241

Oefening 2
1.	949	+	253	=	1.202
2.	774	+	725	=	1.499
3.	694	+	548	=	1.242
4.	629	+	567	=	1.196
5.	984	+	478	=	1.462
6.	845	+	325	=	1.170
7.	877	+	299	=	1.176
8.	557	+	305	=	862
9.	467	+	321	=	788
10.	592	+	454	=	1.046

Oefening 3
1.	633	+	610	=	1.243
2.	722	+	539	=	1.261
3.	966	+	841	=	1.807
4.	354	+	320	=	674
5.	820	+	528	=	1.348
6.	551	+	357	=	908
7.	651	+	243	=	894
8.	958	+	308	=	1.266
9.	851	+	670	=	1.521
10.	893	+	374	=	1.267

Oefening 4
1.	977	+	610	=	1.587
2.	761	+	404	=	1.165
3.	567	+	497	=	1.064
4.	410	+	311	=	721
5.	616	+	505	=	1.121
6.	802	+	512	=	1.314
7.	473	+	302	=	775
8.	616	+	536	=	1.152
9.	961	+	697	=	1.658
10.	406	+	399	=	805