Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	831	+		=	1.519
2.	752	+		=	1.342
3.	913	+		=	1.792
4.	938	+		=	1.625
5.	752	+		=	1.500
6.	570	+		=	793
7.	619	+		=	1.058
8.	789	+		=	1.382
9.	881	+		=	1.689
10.	753	+		=	1.221

Oefening 2
1.	992	+		=	1.771
2.	948	+		=	1.449
3.	474	+		=	856
4.	892	+		=	1.286
5.	357	+		=	661
6.	849	+		=	1.560
7.	681	+		=	1.254
8.	625	+		=	1.136
9.	548	+		=	979
10.	577	+		=	863

Oefening 3
1.	628	+		=	1.024
2.	699	+		=	1.392
3.	977	+		=	1.575
4.	363	+		=	678
5.	966	+		=	1.341
6.	367	+		=	651
7.	589	+		=	855
8.	530	+		=	1.037
9.	613	+		=	912
10.	946	+		=	1.275

Oefening 4
1.	998	+		=	1.521
2.	452	+		=	815
3.	846	+		=	1.303
4.	791	+		=	1.279
5.	904	+		=	1.272
6.	888	+		=	1.320
7.	366	+		=	590
8.	843	+		=	1.123
9.	885	+		=	1.592
10.	647	+		=	1.290

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	831	+	688	=	1.519
2.	752	+	590	=	1.342
3.	913	+	879	=	1.792
4.	938	+	687	=	1.625
5.	752	+	748	=	1.500
6.	570	+	223	=	793
7.	619	+	439	=	1.058
8.	789	+	593	=	1.382
9.	881	+	808	=	1.689
10.	753	+	468	=	1.221

Oefening 2
1.	992	+	779	=	1.771
2.	948	+	501	=	1.449
3.	474	+	382	=	856
4.	892	+	394	=	1.286
5.	357	+	304	=	661
6.	849	+	711	=	1.560
7.	681	+	573	=	1.254
8.	625	+	511	=	1.136
9.	548	+	431	=	979
10.	577	+	286	=	863

Oefening 3
1.	628	+	396	=	1.024
2.	699	+	693	=	1.392
3.	977	+	598	=	1.575
4.	363	+	315	=	678
5.	966	+	375	=	1.341
6.	367	+	284	=	651
7.	589	+	266	=	855
8.	530	+	507	=	1.037
9.	613	+	299	=	912
10.	946	+	329	=	1.275

Oefening 4
1.	998	+	523	=	1.521
2.	452	+	363	=	815
3.	846	+	457	=	1.303
4.	791	+	488	=	1.279
5.	904	+	368	=	1.272
6.	888	+	432	=	1.320
7.	366	+	224	=	590
8.	843	+	280	=	1.123
9.	885	+	707	=	1.592
10.	647	+	643	=	1.290