Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	889	+		=	1.518
2.	901	+		=	1.216
3.	822	+		=	1.170
4.	589	+		=	928
5.	1.000	+		=	1.675
6.	273	+		=	501
7.	798	+		=	1.179
8.	834	+		=	1.167
9.	399	+		=	784
10.	419	+		=	661

Oefening 2
1.	639	+		=	1.163
2.	713	+		=	1.277
3.	644	+		=	957
4.	899	+		=	1.710
5.	600	+		=	1.033
6.	614	+		=	820
7.	868	+		=	1.309
8.	451	+		=	900
9.	522	+		=	945
10.	863	+		=	1.628

Oefening 3
1.	932	+		=	1.308
2.	894	+		=	1.406
3.	709	+		=	1.297
4.	634	+		=	838
5.	741	+		=	1.027
6.	525	+		=	761
7.	734	+		=	1.450
8.	368	+		=	670
9.	694	+		=	1.099
10.	532	+		=	961

Oefening 4
1.	920	+		=	1.390
2.	616	+		=	892
3.	786	+		=	1.280
4.	808	+		=	1.022
5.	582	+		=	905
6.	339	+		=	560
7.	992	+		=	1.819
8.	998	+		=	1.263
9.	687	+		=	1.269
10.	390	+		=	644

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	889	+	629	=	1.518
2.	901	+	315	=	1.216
3.	822	+	348	=	1.170
4.	589	+	339	=	928
5.	1.000	+	675	=	1.675
6.	273	+	228	=	501
7.	798	+	381	=	1.179
8.	834	+	333	=	1.167
9.	399	+	385	=	784
10.	419	+	242	=	661

Oefening 2
1.	639	+	524	=	1.163
2.	713	+	564	=	1.277
3.	644	+	313	=	957
4.	899	+	811	=	1.710
5.	600	+	433	=	1.033
6.	614	+	206	=	820
7.	868	+	441	=	1.309
8.	451	+	449	=	900
9.	522	+	423	=	945
10.	863	+	765	=	1.628

Oefening 3
1.	932	+	376	=	1.308
2.	894	+	512	=	1.406
3.	709	+	588	=	1.297
4.	634	+	204	=	838
5.	741	+	286	=	1.027
6.	525	+	236	=	761
7.	734	+	716	=	1.450
8.	368	+	302	=	670
9.	694	+	405	=	1.099
10.	532	+	429	=	961

Oefening 4
1.	920	+	470	=	1.390
2.	616	+	276	=	892
3.	786	+	494	=	1.280
4.	808	+	214	=	1.022
5.	582	+	323	=	905
6.	339	+	221	=	560
7.	992	+	827	=	1.819
8.	998	+	265	=	1.263
9.	687	+	582	=	1.269
10.	390	+	254	=	644