Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	897	+		=	1.529
2.	928	+		=	1.483
3.	816	+		=	1.433
4.	348	+		=	623
5.	913	+		=	1.161
6.	860	+		=	1.236
7.	672	+		=	1.170
8.	736	+		=	1.156
9.	539	+		=	845
10.	811	+		=	1.494

Oefening 2
1.	896	+		=	1.640
2.	789	+		=	1.191
3.	753	+		=	1.222
4.	841	+		=	1.071
5.	613	+		=	1.118
6.	655	+		=	885
7.	969	+		=	1.746
8.	435	+		=	784
9.	562	+		=	928
10.	918	+		=	1.172

Oefening 3
1.	914	+		=	1.442
2.	813	+		=	1.521
3.	898	+		=	1.492
4.	705	+		=	1.049
5.	365	+		=	684
6.	909	+		=	1.121
7.	945	+		=	1.572
8.	858	+		=	1.196
9.	795	+		=	1.259
10.	866	+		=	1.352

Oefening 4
1.	586	+		=	1.042
2.	905	+		=	1.572
3.	601	+		=	852
4.	884	+		=	1.697
5.	980	+		=	1.393
6.	411	+		=	772
7.	812	+		=	1.290
8.	411	+		=	733
9.	742	+		=	1.077
10.	659	+		=	1.061

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	897	+	632	=	1.529
2.	928	+	555	=	1.483
3.	816	+	617	=	1.433
4.	348	+	275	=	623
5.	913	+	248	=	1.161
6.	860	+	376	=	1.236
7.	672	+	498	=	1.170
8.	736	+	420	=	1.156
9.	539	+	306	=	845
10.	811	+	683	=	1.494

Oefening 2
1.	896	+	744	=	1.640
2.	789	+	402	=	1.191
3.	753	+	469	=	1.222
4.	841	+	230	=	1.071
5.	613	+	505	=	1.118
6.	655	+	230	=	885
7.	969	+	777	=	1.746
8.	435	+	349	=	784
9.	562	+	366	=	928
10.	918	+	254	=	1.172

Oefening 3
1.	914	+	528	=	1.442
2.	813	+	708	=	1.521
3.	898	+	594	=	1.492
4.	705	+	344	=	1.049
5.	365	+	319	=	684
6.	909	+	212	=	1.121
7.	945	+	627	=	1.572
8.	858	+	338	=	1.196
9.	795	+	464	=	1.259
10.	866	+	486	=	1.352

Oefening 4
1.	586	+	456	=	1.042
2.	905	+	667	=	1.572
3.	601	+	251	=	852
4.	884	+	813	=	1.697
5.	980	+	413	=	1.393
6.	411	+	361	=	772
7.	812	+	478	=	1.290
8.	411	+	322	=	733
9.	742	+	335	=	1.077
10.	659	+	402	=	1.061