Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	975	+		=	1.584
2.	951	+		=	1.334
3.	550	+		=	773
4.	906	+		=	1.774
5.	470	+		=	783
6.	760	+		=	1.074
7.	901	+		=	1.589
8.	885	+		=	1.631
9.	714	+		=	937
10.	512	+		=	845

Oefening 2
1.	431	+		=	827
2.	848	+		=	1.481
3.	716	+		=	1.199
4.	496	+		=	970
5.	418	+		=	809
6.	351	+		=	607
7.	892	+		=	1.518
8.	872	+		=	1.658
9.	754	+		=	1.384
10.	701	+		=	924

Oefening 3
1.	741	+		=	993
2.	411	+		=	718
3.	950	+		=	1.415
4.	838	+		=	1.242
5.	735	+		=	1.261
6.	891	+		=	1.635
7.	857	+		=	1.693
8.	733	+		=	975
9.	770	+		=	1.223
10.	716	+		=	1.093

Oefening 4
1.	874	+		=	1.149
2.	957	+		=	1.877
3.	771	+		=	1.527
4.	931	+		=	1.610
5.	382	+		=	724
6.	505	+		=	855
7.	718	+		=	972
8.	273	+		=	522
9.	461	+		=	663
10.	692	+		=	1.092

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	975	+	609	=	1.584
2.	951	+	383	=	1.334
3.	550	+	223	=	773
4.	906	+	868	=	1.774
5.	470	+	313	=	783
6.	760	+	314	=	1.074
7.	901	+	688	=	1.589
8.	885	+	746	=	1.631
9.	714	+	223	=	937
10.	512	+	333	=	845

Oefening 2
1.	431	+	396	=	827
2.	848	+	633	=	1.481
3.	716	+	483	=	1.199
4.	496	+	474	=	970
5.	418	+	391	=	809
6.	351	+	256	=	607
7.	892	+	626	=	1.518
8.	872	+	786	=	1.658
9.	754	+	630	=	1.384
10.	701	+	223	=	924

Oefening 3
1.	741	+	252	=	993
2.	411	+	307	=	718
3.	950	+	465	=	1.415
4.	838	+	404	=	1.242
5.	735	+	526	=	1.261
6.	891	+	744	=	1.635
7.	857	+	836	=	1.693
8.	733	+	242	=	975
9.	770	+	453	=	1.223
10.	716	+	377	=	1.093

Oefening 4
1.	874	+	275	=	1.149
2.	957	+	920	=	1.877
3.	771	+	756	=	1.527
4.	931	+	679	=	1.610
5.	382	+	342	=	724
6.	505	+	350	=	855
7.	718	+	254	=	972
8.	273	+	249	=	522
9.	461	+	202	=	663
10.	692	+	400	=	1.092