Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	668	+		=	1.221
2.	714	+		=	1.246
3.	908	+		=	1.598
4.	664	+		=	1.118
5.	817	+		=	1.497
6.	413	+		=	671
7.	338	+		=	607
8.	738	+		=	1.099
9.	767	+		=	1.409
10.	812	+		=	1.376

Oefening 2
1.	785	+		=	1.089
2.	767	+		=	1.236
3.	853	+		=	1.541
4.	949	+		=	1.394
5.	743	+		=	1.051
6.	905	+		=	1.263
7.	661	+		=	962
8.	874	+		=	1.284
9.	508	+		=	764
10.	562	+		=	1.066

Oefening 3
1.	682	+		=	1.153
2.	960	+		=	1.848
3.	408	+		=	616
4.	630	+		=	894
5.	917	+		=	1.364
6.	810	+		=	1.563
7.	926	+		=	1.523
8.	442	+		=	653
9.	807	+		=	1.608
10.	592	+		=	1.145

Oefening 4
1.	751	+		=	1.437
2.	706	+		=	1.192
3.	946	+		=	1.487
4.	852	+		=	1.537
5.	855	+		=	1.102
6.	780	+		=	1.141
7.	439	+		=	811
8.	509	+		=	975
9.	984	+		=	1.767
10.	557	+		=	972

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	668	+	553	=	1.221
2.	714	+	532	=	1.246
3.	908	+	690	=	1.598
4.	664	+	454	=	1.118
5.	817	+	680	=	1.497
6.	413	+	258	=	671
7.	338	+	269	=	607
8.	738	+	361	=	1.099
9.	767	+	642	=	1.409
10.	812	+	564	=	1.376

Oefening 2
1.	785	+	304	=	1.089
2.	767	+	469	=	1.236
3.	853	+	688	=	1.541
4.	949	+	445	=	1.394
5.	743	+	308	=	1.051
6.	905	+	358	=	1.263
7.	661	+	301	=	962
8.	874	+	410	=	1.284
9.	508	+	256	=	764
10.	562	+	504	=	1.066

Oefening 3
1.	682	+	471	=	1.153
2.	960	+	888	=	1.848
3.	408	+	208	=	616
4.	630	+	264	=	894
5.	917	+	447	=	1.364
6.	810	+	753	=	1.563
7.	926	+	597	=	1.523
8.	442	+	211	=	653
9.	807	+	801	=	1.608
10.	592	+	553	=	1.145

Oefening 4
1.	751	+	686	=	1.437
2.	706	+	486	=	1.192
3.	946	+	541	=	1.487
4.	852	+	685	=	1.537
5.	855	+	247	=	1.102
6.	780	+	361	=	1.141
7.	439	+	372	=	811
8.	509	+	466	=	975
9.	984	+	783	=	1.767
10.	557	+	415	=	972