Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	688	+		=	1.107
2.	770	+		=	1.182
3.	906	+		=	1.657
4.	493	+		=	845
5.	850	+		=	1.589
6.	721	+		=	1.439
7.	961	+		=	1.265
8.	351	+		=	608
9.	674	+		=	1.312
10.	957	+		=	1.290

Oefening 2
1.	397	+		=	653
2.	894	+		=	1.534
3.	618	+		=	1.173
4.	875	+		=	1.551
5.	889	+		=	1.470
6.	923	+		=	1.251
7.	622	+		=	1.163
8.	988	+		=	1.650
9.	551	+		=	1.059
10.	878	+		=	1.389

Oefening 3
1.	865	+		=	1.167
2.	936	+		=	1.461
3.	788	+		=	1.472
4.	388	+		=	722
5.	709	+		=	1.326
6.	750	+		=	1.406
7.	889	+		=	1.164
8.	467	+		=	846
9.	630	+		=	833
10.	503	+		=	775

Oefening 4
1.	653	+		=	1.012
2.	889	+		=	1.628
3.	594	+		=	1.061
4.	651	+		=	1.114
5.	852	+		=	1.615
6.	850	+		=	1.642
7.	903	+		=	1.520
8.	885	+		=	1.188
9.	940	+		=	1.267
10.	512	+		=	861

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	688	+	419	=	1.107
2.	770	+	412	=	1.182
3.	906	+	751	=	1.657
4.	493	+	352	=	845
5.	850	+	739	=	1.589
6.	721	+	718	=	1.439
7.	961	+	304	=	1.265
8.	351	+	257	=	608
9.	674	+	638	=	1.312
10.	957	+	333	=	1.290

Oefening 2
1.	397	+	256	=	653
2.	894	+	640	=	1.534
3.	618	+	555	=	1.173
4.	875	+	676	=	1.551
5.	889	+	581	=	1.470
6.	923	+	328	=	1.251
7.	622	+	541	=	1.163
8.	988	+	662	=	1.650
9.	551	+	508	=	1.059
10.	878	+	511	=	1.389

Oefening 3
1.	865	+	302	=	1.167
2.	936	+	525	=	1.461
3.	788	+	684	=	1.472
4.	388	+	334	=	722
5.	709	+	617	=	1.326
6.	750	+	656	=	1.406
7.	889	+	275	=	1.164
8.	467	+	379	=	846
9.	630	+	203	=	833
10.	503	+	272	=	775

Oefening 4
1.	653	+	359	=	1.012
2.	889	+	739	=	1.628
3.	594	+	467	=	1.061
4.	651	+	463	=	1.114
5.	852	+	763	=	1.615
6.	850	+	792	=	1.642
7.	903	+	617	=	1.520
8.	885	+	303	=	1.188
9.	940	+	327	=	1.267
10.	512	+	349	=	861