Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	852	+		=	1.603
2.	664	+		=	1.133
3.	763	+		=	1.478
4.	948	+		=	1.768
5.	813	+		=	1.617
6.	864	+		=	1.599
7.	602	+		=	830
8.	774	+		=	1.374
9.	833	+		=	1.209
10.	684	+		=	1.312

Oefening 2
1.	385	+		=	672
2.	621	+		=	1.178
3.	739	+		=	1.446
4.	489	+		=	694
5.	850	+		=	1.512
6.	776	+		=	1.543
7.	648	+		=	1.150
8.	405	+		=	606
9.	838	+		=	1.623
10.	840	+		=	1.376

Oefening 3
1.	746	+		=	986
2.	821	+		=	1.380
3.	805	+		=	1.243
4.	764	+		=	1.245
5.	457	+		=	884
6.	982	+		=	1.459
7.	977	+		=	1.829
8.	522	+		=	811
9.	569	+		=	885
10.	840	+		=	1.174

Oefening 4
1.	739	+		=	970
2.	963	+		=	1.259
3.	942	+		=	1.430
4.	832	+		=	1.173
5.	864	+		=	1.194
6.	847	+		=	1.103
7.	555	+		=	1.016
8.	257	+		=	473
9.	894	+		=	1.193
10.	798	+		=	1.447

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	852	+	751	=	1.603
2.	664	+	469	=	1.133
3.	763	+	715	=	1.478
4.	948	+	820	=	1.768
5.	813	+	804	=	1.617
6.	864	+	735	=	1.599
7.	602	+	228	=	830
8.	774	+	600	=	1.374
9.	833	+	376	=	1.209
10.	684	+	628	=	1.312

Oefening 2
1.	385	+	287	=	672
2.	621	+	557	=	1.178
3.	739	+	707	=	1.446
4.	489	+	205	=	694
5.	850	+	662	=	1.512
6.	776	+	767	=	1.543
7.	648	+	502	=	1.150
8.	405	+	201	=	606
9.	838	+	785	=	1.623
10.	840	+	536	=	1.376

Oefening 3
1.	746	+	240	=	986
2.	821	+	559	=	1.380
3.	805	+	438	=	1.243
4.	764	+	481	=	1.245
5.	457	+	427	=	884
6.	982	+	477	=	1.459
7.	977	+	852	=	1.829
8.	522	+	289	=	811
9.	569	+	316	=	885
10.	840	+	334	=	1.174

Oefening 4
1.	739	+	231	=	970
2.	963	+	296	=	1.259
3.	942	+	488	=	1.430
4.	832	+	341	=	1.173
5.	864	+	330	=	1.194
6.	847	+	256	=	1.103
7.	555	+	461	=	1.016
8.	257	+	216	=	473
9.	894	+	299	=	1.193
10.	798	+	649	=	1.447