Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	707	+		=	969
2.	528	+		=	857
3.	942	+		=	1.850
4.	296	+		=	587
5.	999	+		=	1.883
6.	993	+		=	1.292
7.	502	+		=	984
8.	320	+		=	549
9.	580	+		=	810
10.	992	+		=	1.430

Oefening 2
1.	875	+		=	1.633
2.	754	+		=	977
3.	596	+		=	862
4.	775	+		=	1.296
5.	945	+		=	1.688
6.	849	+		=	1.636
7.	352	+		=	559
8.	819	+		=	1.297
9.	835	+		=	1.259
10.	823	+		=	1.364

Oefening 3
1.	863	+		=	1.417
2.	953	+		=	1.587
3.	561	+		=	938
4.	924	+		=	1.324
5.	858	+		=	1.413
6.	755	+		=	1.268
7.	742	+		=	1.402
8.	822	+		=	1.035
9.	723	+		=	1.247
10.	466	+		=	684

Oefening 4
1.	898	+		=	1.288
2.	955	+		=	1.242
3.	909	+		=	1.654
4.	782	+		=	1.164
5.	908	+		=	1.746
6.	849	+		=	1.135
7.	864	+		=	1.115
8.	800	+		=	1.232
9.	839	+		=	1.120
10.	624	+		=	925

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	707	+	262	=	969
2.	528	+	329	=	857
3.	942	+	908	=	1.850
4.	296	+	291	=	587
5.	999	+	884	=	1.883
6.	993	+	299	=	1.292
7.	502	+	482	=	984
8.	320	+	229	=	549
9.	580	+	230	=	810
10.	992	+	438	=	1.430

Oefening 2
1.	875	+	758	=	1.633
2.	754	+	223	=	977
3.	596	+	266	=	862
4.	775	+	521	=	1.296
5.	945	+	743	=	1.688
6.	849	+	787	=	1.636
7.	352	+	207	=	559
8.	819	+	478	=	1.297
9.	835	+	424	=	1.259
10.	823	+	541	=	1.364

Oefening 3
1.	863	+	554	=	1.417
2.	953	+	634	=	1.587
3.	561	+	377	=	938
4.	924	+	400	=	1.324
5.	858	+	555	=	1.413
6.	755	+	513	=	1.268
7.	742	+	660	=	1.402
8.	822	+	213	=	1.035
9.	723	+	524	=	1.247
10.	466	+	218	=	684

Oefening 4
1.	898	+	390	=	1.288
2.	955	+	287	=	1.242
3.	909	+	745	=	1.654
4.	782	+	382	=	1.164
5.	908	+	838	=	1.746
6.	849	+	286	=	1.135
7.	864	+	251	=	1.115
8.	800	+	432	=	1.232
9.	839	+	281	=	1.120
10.	624	+	301	=	925