Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	948	+		=	1.564
2.	861	+		=	1.383
3.	760	+		=	1.465
4.	937	+		=	1.837
5.	816	+		=	1.203
6.	664	+		=	1.025
7.	903	+		=	1.622
8.	848	+		=	1.118
9.	962	+		=	1.274
10.	849	+		=	1.696

Oefening 2
1.	822	+		=	1.517
2.	401	+		=	702
3.	693	+		=	1.378
4.	461	+		=	860
5.	914	+		=	1.399
6.	688	+		=	1.251
7.	757	+		=	1.077
8.	771	+		=	1.062
9.	693	+		=	1.023
10.	930	+		=	1.249

Oefening 3
1.	837	+		=	1.343
2.	789	+		=	1.576
3.	949	+		=	1.327
4.	755	+		=	1.245
5.	736	+		=	1.369
6.	451	+		=	674
7.	796	+		=	1.474
8.	726	+		=	1.330
9.	984	+		=	1.888
10.	854	+		=	1.679

Oefening 4
1.	613	+		=	1.085
2.	925	+		=	1.601
3.	872	+		=	1.495
4.	809	+		=	1.087
5.	926	+		=	1.369
6.	946	+		=	1.553
7.	512	+		=	866
8.	524	+		=	756
9.	916	+		=	1.451
10.	801	+		=	1.036

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	948	+	616	=	1.564
2.	861	+	522	=	1.383
3.	760	+	705	=	1.465
4.	937	+	900	=	1.837
5.	816	+	387	=	1.203
6.	664	+	361	=	1.025
7.	903	+	719	=	1.622
8.	848	+	270	=	1.118
9.	962	+	312	=	1.274
10.	849	+	847	=	1.696

Oefening 2
1.	822	+	695	=	1.517
2.	401	+	301	=	702
3.	693	+	685	=	1.378
4.	461	+	399	=	860
5.	914	+	485	=	1.399
6.	688	+	563	=	1.251
7.	757	+	320	=	1.077
8.	771	+	291	=	1.062
9.	693	+	330	=	1.023
10.	930	+	319	=	1.249

Oefening 3
1.	837	+	506	=	1.343
2.	789	+	787	=	1.576
3.	949	+	378	=	1.327
4.	755	+	490	=	1.245
5.	736	+	633	=	1.369
6.	451	+	223	=	674
7.	796	+	678	=	1.474
8.	726	+	604	=	1.330
9.	984	+	904	=	1.888
10.	854	+	825	=	1.679

Oefening 4
1.	613	+	472	=	1.085
2.	925	+	676	=	1.601
3.	872	+	623	=	1.495
4.	809	+	278	=	1.087
5.	926	+	443	=	1.369
6.	946	+	607	=	1.553
7.	512	+	354	=	866
8.	524	+	232	=	756
9.	916	+	535	=	1.451
10.	801	+	235	=	1.036