Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	530	+		=	859
2.	503	+		=	802
3.	829	+		=	1.539
4.	742	+		=	1.164
5.	962	+		=	1.885
6.	685	+		=	1.261
7.	831	+		=	1.156
8.	941	+		=	1.518
9.	570	+		=	994
10.	908	+		=	1.162

Oefening 2
1.	277	+		=	477
2.	703	+		=	1.134
3.	997	+		=	1.747
4.	736	+		=	1.041
5.	457	+		=	877
6.	857	+		=	1.137
7.	455	+		=	865
8.	861	+		=	1.088
9.	832	+		=	1.292
10.	784	+		=	1.040

Oefening 3
1.	714	+		=	1.148
2.	608	+		=	1.140
3.	773	+		=	1.107
4.	647	+		=	982
5.	930	+		=	1.728
6.	775	+		=	1.080
7.	998	+		=	1.514
8.	755	+		=	1.314
9.	964	+		=	1.426
10.	858	+		=	1.510

Oefening 4
1.	971	+		=	1.223
2.	717	+		=	970
3.	796	+		=	1.198
4.	980	+		=	1.848
5.	469	+		=	726
6.	751	+		=	1.093
7.	858	+		=	1.190
8.	868	+		=	1.455
9.	831	+		=	1.503
10.	974	+		=	1.397

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	530	+	329	=	859
2.	503	+	299	=	802
3.	829	+	710	=	1.539
4.	742	+	422	=	1.164
5.	962	+	923	=	1.885
6.	685	+	576	=	1.261
7.	831	+	325	=	1.156
8.	941	+	577	=	1.518
9.	570	+	424	=	994
10.	908	+	254	=	1.162

Oefening 2
1.	277	+	200	=	477
2.	703	+	431	=	1.134
3.	997	+	750	=	1.747
4.	736	+	305	=	1.041
5.	457	+	420	=	877
6.	857	+	280	=	1.137
7.	455	+	410	=	865
8.	861	+	227	=	1.088
9.	832	+	460	=	1.292
10.	784	+	256	=	1.040

Oefening 3
1.	714	+	434	=	1.148
2.	608	+	532	=	1.140
3.	773	+	334	=	1.107
4.	647	+	335	=	982
5.	930	+	798	=	1.728
6.	775	+	305	=	1.080
7.	998	+	516	=	1.514
8.	755	+	559	=	1.314
9.	964	+	462	=	1.426
10.	858	+	652	=	1.510

Oefening 4
1.	971	+	252	=	1.223
2.	717	+	253	=	970
3.	796	+	402	=	1.198
4.	980	+	868	=	1.848
5.	469	+	257	=	726
6.	751	+	342	=	1.093
7.	858	+	332	=	1.190
8.	868	+	587	=	1.455
9.	831	+	672	=	1.503
10.	974	+	423	=	1.397