Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	981	+		=	1.785
2.	753	+		=	1.252
3.	946	+		=	1.153
4.	902	+		=	1.524
5.	412	+		=	753
6.	707	+		=	1.209
7.	643	+		=	1.085
8.	876	+		=	1.528
9.	929	+		=	1.539
10.	834	+		=	1.363

Oefening 2
1.	951	+		=	1.606
2.	871	+		=	1.229
3.	744	+		=	1.120
4.	578	+		=	791
5.	922	+		=	1.660
6.	681	+		=	1.001
7.	943	+		=	1.491
8.	767	+		=	1.301
9.	867	+		=	1.272
10.	723	+		=	924

Oefening 3
1.	829	+		=	1.107
2.	373	+		=	647
3.	997	+		=	1.326
4.	758	+		=	1.004
5.	531	+		=	977
6.	798	+		=	1.470
7.	993	+		=	1.229
8.	336	+		=	672
9.	764	+		=	1.384
10.	913	+		=	1.382

Oefening 4
1.	985	+		=	1.602
2.	899	+		=	1.753
3.	982	+		=	1.734
4.	886	+		=	1.622
5.	729	+		=	1.375
6.	604	+		=	1.169
7.	854	+		=	1.505
8.	959	+		=	1.690
9.	756	+		=	1.341
10.	822	+		=	1.632

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	981	+	804	=	1.785
2.	753	+	499	=	1.252
3.	946	+	207	=	1.153
4.	902	+	622	=	1.524
5.	412	+	341	=	753
6.	707	+	502	=	1.209
7.	643	+	442	=	1.085
8.	876	+	652	=	1.528
9.	929	+	610	=	1.539
10.	834	+	529	=	1.363

Oefening 2
1.	951	+	655	=	1.606
2.	871	+	358	=	1.229
3.	744	+	376	=	1.120
4.	578	+	213	=	791
5.	922	+	738	=	1.660
6.	681	+	320	=	1.001
7.	943	+	548	=	1.491
8.	767	+	534	=	1.301
9.	867	+	405	=	1.272
10.	723	+	201	=	924

Oefening 3
1.	829	+	278	=	1.107
2.	373	+	274	=	647
3.	997	+	329	=	1.326
4.	758	+	246	=	1.004
5.	531	+	446	=	977
6.	798	+	672	=	1.470
7.	993	+	236	=	1.229
8.	336	+	336	=	672
9.	764	+	620	=	1.384
10.	913	+	469	=	1.382

Oefening 4
1.	985	+	617	=	1.602
2.	899	+	854	=	1.753
3.	982	+	752	=	1.734
4.	886	+	736	=	1.622
5.	729	+	646	=	1.375
6.	604	+	565	=	1.169
7.	854	+	651	=	1.505
8.	959	+	731	=	1.690
9.	756	+	585	=	1.341
10.	822	+	810	=	1.632