Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	782	+		=	1.490
2.	926	+		=	1.362
3.	988	+		=	1.646
4.	446	+		=	806
5.	648	+		=	1.254
6.	848	+		=	1.459
7.	717	+		=	1.119
8.	421	+		=	676
9.	332	+		=	540
10.	586	+		=	985

Oefening 2
1.	712	+		=	1.047
2.	722	+		=	974
3.	790	+		=	1.301
4.	942	+		=	1.324
5.	712	+		=	1.246
6.	857	+		=	1.586
7.	711	+		=	1.067
8.	818	+		=	1.581
9.	356	+		=	693
10.	647	+		=	1.187

Oefening 3
1.	951	+		=	1.359
2.	933	+		=	1.823
3.	602	+		=	903
4.	730	+		=	1.099
5.	859	+		=	1.655
6.	332	+		=	591
7.	391	+		=	703
8.	941	+		=	1.412
9.	960	+		=	1.871
10.	983	+		=	1.919

Oefening 4
1.	813	+		=	1.106
2.	612	+		=	1.191
3.	940	+		=	1.491
4.	942	+		=	1.729
5.	956	+		=	1.498
6.	989	+		=	1.321
7.	832	+		=	1.637
8.	851	+		=	1.424
9.	666	+		=	1.165
10.	828	+		=	1.235

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	782	+	708	=	1.490
2.	926	+	436	=	1.362
3.	988	+	658	=	1.646
4.	446	+	360	=	806
5.	648	+	606	=	1.254
6.	848	+	611	=	1.459
7.	717	+	402	=	1.119
8.	421	+	255	=	676
9.	332	+	208	=	540
10.	586	+	399	=	985

Oefening 2
1.	712	+	335	=	1.047
2.	722	+	252	=	974
3.	790	+	511	=	1.301
4.	942	+	382	=	1.324
5.	712	+	534	=	1.246
6.	857	+	729	=	1.586
7.	711	+	356	=	1.067
8.	818	+	763	=	1.581
9.	356	+	337	=	693
10.	647	+	540	=	1.187

Oefening 3
1.	951	+	408	=	1.359
2.	933	+	890	=	1.823
3.	602	+	301	=	903
4.	730	+	369	=	1.099
5.	859	+	796	=	1.655
6.	332	+	259	=	591
7.	391	+	312	=	703
8.	941	+	471	=	1.412
9.	960	+	911	=	1.871
10.	983	+	936	=	1.919

Oefening 4
1.	813	+	293	=	1.106
2.	612	+	579	=	1.191
3.	940	+	551	=	1.491
4.	942	+	787	=	1.729
5.	956	+	542	=	1.498
6.	989	+	332	=	1.321
7.	832	+	805	=	1.637
8.	851	+	573	=	1.424
9.	666	+	499	=	1.165
10.	828	+	407	=	1.235