Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	840	+		=	1.433
2.	470	+		=	819
3.	740	+		=	1.200
4.	725	+		=	1.198
5.	584	+		=	912
6.	785	+		=	1.360
7.	881	+		=	1.219
8.	917	+		=	1.525
9.	834	+		=	1.344
10.	602	+		=	964

Oefening 2
1.	260	+		=	511
2.	626	+		=	1.029
3.	472	+		=	933
4.	498	+		=	968
5.	877	+		=	1.455
6.	693	+		=	1.335
7.	316	+		=	564
8.	874	+		=	1.359
9.	870	+		=	1.372
10.	818	+		=	1.057

Oefening 3
1.	709	+		=	1.026
2.	776	+		=	1.053
3.	786	+		=	1.375
4.	251	+		=	475
5.	486	+		=	739
6.	879	+		=	1.379
7.	642	+		=	1.046
8.	527	+		=	825
9.	923	+		=	1.474
10.	305	+		=	567

Oefening 4
1.	931	+		=	1.266
2.	976	+		=	1.839
3.	877	+		=	1.658
4.	806	+		=	1.061
5.	991	+		=	1.217
6.	359	+		=	581
7.	871	+		=	1.623
8.	945	+		=	1.632
9.	991	+		=	1.755
10.	951	+		=	1.796

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	840	+	593	=	1.433
2.	470	+	349	=	819
3.	740	+	460	=	1.200
4.	725	+	473	=	1.198
5.	584	+	328	=	912
6.	785	+	575	=	1.360
7.	881	+	338	=	1.219
8.	917	+	608	=	1.525
9.	834	+	510	=	1.344
10.	602	+	362	=	964

Oefening 2
1.	260	+	251	=	511
2.	626	+	403	=	1.029
3.	472	+	461	=	933
4.	498	+	470	=	968
5.	877	+	578	=	1.455
6.	693	+	642	=	1.335
7.	316	+	248	=	564
8.	874	+	485	=	1.359
9.	870	+	502	=	1.372
10.	818	+	239	=	1.057

Oefening 3
1.	709	+	317	=	1.026
2.	776	+	277	=	1.053
3.	786	+	589	=	1.375
4.	251	+	224	=	475
5.	486	+	253	=	739
6.	879	+	500	=	1.379
7.	642	+	404	=	1.046
8.	527	+	298	=	825
9.	923	+	551	=	1.474
10.	305	+	262	=	567

Oefening 4
1.	931	+	335	=	1.266
2.	976	+	863	=	1.839
3.	877	+	781	=	1.658
4.	806	+	255	=	1.061
5.	991	+	226	=	1.217
6.	359	+	222	=	581
7.	871	+	752	=	1.623
8.	945	+	687	=	1.632
9.	991	+	764	=	1.755
10.	951	+	845	=	1.796