Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	756	+		=	1.212
2.	565	+		=	935
3.	978	+		=	1.534
4.	814	+		=	1.071
5.	958	+		=	1.186
6.	378	+		=	623
7.	277	+		=	543
8.	552	+		=	1.072
9.	751	+		=	1.485
10.	370	+		=	603

Oefening 2
1.	581	+		=	953
2.	663	+		=	889
3.	861	+		=	1.671
4.	877	+		=	1.405
5.	869	+		=	1.225
6.	828	+		=	1.364
7.	422	+		=	771
8.	845	+		=	1.399
9.	764	+		=	1.353
10.	576	+		=	885

Oefening 3
1.	571	+		=	946
2.	832	+		=	1.231
3.	910	+		=	1.571
4.	877	+		=	1.536
5.	827	+		=	1.369
6.	953	+		=	1.395
7.	842	+		=	1.549
8.	739	+		=	1.378
9.	892	+		=	1.224
10.	571	+		=	904

Oefening 4
1.	774	+		=	1.014
2.	949	+		=	1.256
3.	833	+		=	1.162
4.	360	+		=	632
5.	775	+		=	1.203
6.	426	+		=	739
7.	768	+		=	1.126
8.	780	+		=	1.417
9.	466	+		=	674
10.	477	+		=	842

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	756	+	456	=	1.212
2.	565	+	370	=	935
3.	978	+	556	=	1.534
4.	814	+	257	=	1.071
5.	958	+	228	=	1.186
6.	378	+	245	=	623
7.	277	+	266	=	543
8.	552	+	520	=	1.072
9.	751	+	734	=	1.485
10.	370	+	233	=	603

Oefening 2
1.	581	+	372	=	953
2.	663	+	226	=	889
3.	861	+	810	=	1.671
4.	877	+	528	=	1.405
5.	869	+	356	=	1.225
6.	828	+	536	=	1.364
7.	422	+	349	=	771
8.	845	+	554	=	1.399
9.	764	+	589	=	1.353
10.	576	+	309	=	885

Oefening 3
1.	571	+	375	=	946
2.	832	+	399	=	1.231
3.	910	+	661	=	1.571
4.	877	+	659	=	1.536
5.	827	+	542	=	1.369
6.	953	+	442	=	1.395
7.	842	+	707	=	1.549
8.	739	+	639	=	1.378
9.	892	+	332	=	1.224
10.	571	+	333	=	904

Oefening 4
1.	774	+	240	=	1.014
2.	949	+	307	=	1.256
3.	833	+	329	=	1.162
4.	360	+	272	=	632
5.	775	+	428	=	1.203
6.	426	+	313	=	739
7.	768	+	358	=	1.126
8.	780	+	637	=	1.417
9.	466	+	208	=	674
10.	477	+	365	=	842