Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	653	+		=	987
2.	869	+		=	1.606
3.	379	+		=	600
4.	923	+		=	1.178
5.	963	+		=	1.691
6.	498	+		=	967
7.	618	+		=	1.232
8.	423	+		=	633
9.	413	+		=	614
10.	847	+		=	1.187

Oefening 2
1.	733	+		=	1.382
2.	741	+		=	1.282
3.	579	+		=	1.028
4.	744	+		=	975
5.	399	+		=	671
6.	939	+		=	1.260
7.	720	+		=	1.087
8.	871	+		=	1.471
9.	579	+		=	1.101
10.	338	+		=	546

Oefening 3
1.	974	+		=	1.618
2.	838	+		=	1.405
3.	789	+		=	1.490
4.	352	+		=	690
5.	523	+		=	786
6.	364	+		=	678
7.	764	+		=	1.272
8.	854	+		=	1.686
9.	663	+		=	1.120
10.	612	+		=	834

Oefening 4
1.	857	+		=	1.690
2.	995	+		=	1.432
3.	883	+		=	1.272
4.	946	+		=	1.191
5.	785	+		=	1.480
6.	839	+		=	1.317
7.	571	+		=	788
8.	860	+		=	1.415
9.	815	+		=	1.022
10.	875	+		=	1.245

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	653	+	334	=	987
2.	869	+	737	=	1.606
3.	379	+	221	=	600
4.	923	+	255	=	1.178
5.	963	+	728	=	1.691
6.	498	+	469	=	967
7.	618	+	614	=	1.232
8.	423	+	210	=	633
9.	413	+	201	=	614
10.	847	+	340	=	1.187

Oefening 2
1.	733	+	649	=	1.382
2.	741	+	541	=	1.282
3.	579	+	449	=	1.028
4.	744	+	231	=	975
5.	399	+	272	=	671
6.	939	+	321	=	1.260
7.	720	+	367	=	1.087
8.	871	+	600	=	1.471
9.	579	+	522	=	1.101
10.	338	+	208	=	546

Oefening 3
1.	974	+	644	=	1.618
2.	838	+	567	=	1.405
3.	789	+	701	=	1.490
4.	352	+	338	=	690
5.	523	+	263	=	786
6.	364	+	314	=	678
7.	764	+	508	=	1.272
8.	854	+	832	=	1.686
9.	663	+	457	=	1.120
10.	612	+	222	=	834

Oefening 4
1.	857	+	833	=	1.690
2.	995	+	437	=	1.432
3.	883	+	389	=	1.272
4.	946	+	245	=	1.191
5.	785	+	695	=	1.480
6.	839	+	478	=	1.317
7.	571	+	217	=	788
8.	860	+	555	=	1.415
9.	815	+	207	=	1.022
10.	875	+	370	=	1.245