Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	545	+		=	866
2.	697	+		=	1.338
3.	726	+		=	1.394
4.	740	+		=	1.312
5.	859	+		=	1.380
6.	805	+		=	1.016
7.	972	+		=	1.818
8.	522	+		=	829
9.	414	+		=	741
10.	695	+		=	962

Oefening 2
1.	828	+		=	1.321
2.	765	+		=	1.359
3.	564	+		=	1.079
4.	522	+		=	843
5.	586	+		=	1.066
6.	894	+		=	1.724
7.	758	+		=	1.201
8.	804	+		=	1.253
9.	404	+		=	688
10.	874	+		=	1.496

Oefening 3
1.	800	+		=	1.082
2.	884	+		=	1.106
3.	750	+		=	1.321
4.	594	+		=	815
5.	715	+		=	1.057
6.	658	+		=	1.087
7.	470	+		=	731
8.	747	+		=	1.239
9.	768	+		=	1.058
10.	458	+		=	711

Oefening 4
1.	888	+		=	1.490
2.	814	+		=	1.252
3.	772	+		=	1.419
4.	957	+		=	1.811
5.	681	+		=	1.108
6.	687	+		=	1.262
7.	455	+		=	879
8.	482	+		=	790
9.	497	+		=	910
10.	722	+		=	943

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	545	+	321	=	866
2.	697	+	641	=	1.338
3.	726	+	668	=	1.394
4.	740	+	572	=	1.312
5.	859	+	521	=	1.380
6.	805	+	211	=	1.016
7.	972	+	846	=	1.818
8.	522	+	307	=	829
9.	414	+	327	=	741
10.	695	+	267	=	962

Oefening 2
1.	828	+	493	=	1.321
2.	765	+	594	=	1.359
3.	564	+	515	=	1.079
4.	522	+	321	=	843
5.	586	+	480	=	1.066
6.	894	+	830	=	1.724
7.	758	+	443	=	1.201
8.	804	+	449	=	1.253
9.	404	+	284	=	688
10.	874	+	622	=	1.496

Oefening 3
1.	800	+	282	=	1.082
2.	884	+	222	=	1.106
3.	750	+	571	=	1.321
4.	594	+	221	=	815
5.	715	+	342	=	1.057
6.	658	+	429	=	1.087
7.	470	+	261	=	731
8.	747	+	492	=	1.239
9.	768	+	290	=	1.058
10.	458	+	253	=	711

Oefening 4
1.	888	+	602	=	1.490
2.	814	+	438	=	1.252
3.	772	+	647	=	1.419
4.	957	+	854	=	1.811
5.	681	+	427	=	1.108
6.	687	+	575	=	1.262
7.	455	+	424	=	879
8.	482	+	308	=	790
9.	497	+	413	=	910
10.	722	+	221	=	943