Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	682	+		=	1.277
2.	807	+		=	1.392
3.	726	+		=	1.444
4.	941	+		=	1.226
5.	957	+		=	1.909
6.	968	+		=	1.658
7.	892	+		=	1.147
8.	801	+		=	1.238
9.	512	+		=	829
10.	873	+		=	1.551

Oefening 2
1.	600	+		=	837
2.	795	+		=	1.463
3.	648	+		=	1.008
4.	878	+		=	1.563
5.	472	+		=	678
6.	939	+		=	1.246
7.	968	+		=	1.192
8.	380	+		=	723
9.	996	+		=	1.215
10.	999	+		=	1.527

Oefening 3
1.	610	+		=	982
2.	600	+		=	1.173
3.	637	+		=	1.184
4.	496	+		=	722
5.	468	+		=	877
6.	590	+		=	858
7.	647	+		=	986
8.	796	+		=	1.263
9.	948	+		=	1.659
10.	643	+		=	911

Oefening 4
1.	872	+		=	1.417
2.	491	+		=	975
3.	897	+		=	1.207
4.	720	+		=	1.008
5.	1.000	+		=	1.482
6.	604	+		=	1.183
7.	563	+		=	1.054
8.	788	+		=	1.260
9.	389	+		=	594
10.	364	+		=	653

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	682	+	595	=	1.277
2.	807	+	585	=	1.392
3.	726	+	718	=	1.444
4.	941	+	285	=	1.226
5.	957	+	952	=	1.909
6.	968	+	690	=	1.658
7.	892	+	255	=	1.147
8.	801	+	437	=	1.238
9.	512	+	317	=	829
10.	873	+	678	=	1.551

Oefening 2
1.	600	+	237	=	837
2.	795	+	668	=	1.463
3.	648	+	360	=	1.008
4.	878	+	685	=	1.563
5.	472	+	206	=	678
6.	939	+	307	=	1.246
7.	968	+	224	=	1.192
8.	380	+	343	=	723
9.	996	+	219	=	1.215
10.	999	+	528	=	1.527

Oefening 3
1.	610	+	372	=	982
2.	600	+	573	=	1.173
3.	637	+	547	=	1.184
4.	496	+	226	=	722
5.	468	+	409	=	877
6.	590	+	268	=	858
7.	647	+	339	=	986
8.	796	+	467	=	1.263
9.	948	+	711	=	1.659
10.	643	+	268	=	911

Oefening 4
1.	872	+	545	=	1.417
2.	491	+	484	=	975
3.	897	+	310	=	1.207
4.	720	+	288	=	1.008
5.	1.000	+	482	=	1.482
6.	604	+	579	=	1.183
7.	563	+	491	=	1.054
8.	788	+	472	=	1.260
9.	389	+	205	=	594
10.	364	+	289	=	653