Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	997	+		=	1.632
2.	351	+		=	683
3.	700	+		=	1.009
4.	985	+		=	1.218
5.	955	+		=	1.677
6.	750	+		=	1.485
7.	549	+		=	1.035
8.	909	+		=	1.724
9.	374	+		=	715
10.	873	+		=	1.649

Oefening 2
1.	917	+		=	1.580
2.	477	+		=	944
3.	819	+		=	1.202
4.	449	+		=	738
5.	738	+		=	942
6.	995	+		=	1.933
7.	561	+		=	1.047
8.	650	+		=	1.223
9.	677	+		=	997
10.	854	+		=	1.554

Oefening 3
1.	600	+		=	926
2.	230	+		=	459
3.	928	+		=	1.315
4.	727	+		=	1.387
5.	916	+		=	1.473
6.	832	+		=	1.131
7.	972	+		=	1.366
8.	436	+		=	786
9.	579	+		=	966
10.	712	+		=	1.322

Oefening 4
1.	359	+		=	654
2.	872	+		=	1.344
3.	496	+		=	831
4.	874	+		=	1.624
5.	653	+		=	883
6.	849	+		=	1.610
7.	871	+		=	1.404
8.	986	+		=	1.369
9.	825	+		=	1.231
10.	748	+		=	955

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	997	+	635	=	1.632
2.	351	+	332	=	683
3.	700	+	309	=	1.009
4.	985	+	233	=	1.218
5.	955	+	722	=	1.677
6.	750	+	735	=	1.485
7.	549	+	486	=	1.035
8.	909	+	815	=	1.724
9.	374	+	341	=	715
10.	873	+	776	=	1.649

Oefening 2
1.	917	+	663	=	1.580
2.	477	+	467	=	944
3.	819	+	383	=	1.202
4.	449	+	289	=	738
5.	738	+	204	=	942
6.	995	+	938	=	1.933
7.	561	+	486	=	1.047
8.	650	+	573	=	1.223
9.	677	+	320	=	997
10.	854	+	700	=	1.554

Oefening 3
1.	600	+	326	=	926
2.	230	+	229	=	459
3.	928	+	387	=	1.315
4.	727	+	660	=	1.387
5.	916	+	557	=	1.473
6.	832	+	299	=	1.131
7.	972	+	394	=	1.366
8.	436	+	350	=	786
9.	579	+	387	=	966
10.	712	+	610	=	1.322

Oefening 4
1.	359	+	295	=	654
2.	872	+	472	=	1.344
3.	496	+	335	=	831
4.	874	+	750	=	1.624
5.	653	+	230	=	883
6.	849	+	761	=	1.610
7.	871	+	533	=	1.404
8.	986	+	383	=	1.369
9.	825	+	406	=	1.231
10.	748	+	207	=	955