Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	563	+		=	867
2.	830	+		=	1.345
3.	688	+		=	1.305
4.	985	+		=	1.246
5.	961	+		=	1.545
6.	869	+		=	1.441
7.	933	+		=	1.320
8.	586	+		=	1.069
9.	707	+		=	1.386
10.	833	+		=	1.117

Oefening 2
1.	774	+		=	1.435
2.	802	+		=	1.445
3.	715	+		=	1.196
4.	533	+		=	879
5.	707	+		=	1.180
6.	928	+		=	1.770
7.	749	+		=	1.291
8.	883	+		=	1.713
9.	522	+		=	775
10.	918	+		=	1.552

Oefening 3
1.	932	+		=	1.786
2.	966	+		=	1.753
3.	952	+		=	1.802
4.	973	+		=	1.861
5.	889	+		=	1.291
6.	976	+		=	1.655
7.	850	+		=	1.679
8.	877	+		=	1.389
9.	979	+		=	1.522
10.	987	+		=	1.796

Oefening 4
1.	629	+		=	839
2.	565	+		=	1.104
3.	879	+		=	1.570
4.	503	+		=	857
5.	357	+		=	626
6.	935	+		=	1.803
7.	244	+		=	455
8.	515	+		=	871
9.	954	+		=	1.840
10.	880	+		=	1.247

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	563	+	304	=	867
2.	830	+	515	=	1.345
3.	688	+	617	=	1.305
4.	985	+	261	=	1.246
5.	961	+	584	=	1.545
6.	869	+	572	=	1.441
7.	933	+	387	=	1.320
8.	586	+	483	=	1.069
9.	707	+	679	=	1.386
10.	833	+	284	=	1.117

Oefening 2
1.	774	+	661	=	1.435
2.	802	+	643	=	1.445
3.	715	+	481	=	1.196
4.	533	+	346	=	879
5.	707	+	473	=	1.180
6.	928	+	842	=	1.770
7.	749	+	542	=	1.291
8.	883	+	830	=	1.713
9.	522	+	253	=	775
10.	918	+	634	=	1.552

Oefening 3
1.	932	+	854	=	1.786
2.	966	+	787	=	1.753
3.	952	+	850	=	1.802
4.	973	+	888	=	1.861
5.	889	+	402	=	1.291
6.	976	+	679	=	1.655
7.	850	+	829	=	1.679
8.	877	+	512	=	1.389
9.	979	+	543	=	1.522
10.	987	+	809	=	1.796

Oefening 4
1.	629	+	210	=	839
2.	565	+	539	=	1.104
3.	879	+	691	=	1.570
4.	503	+	354	=	857
5.	357	+	269	=	626
6.	935	+	868	=	1.803
7.	244	+	211	=	455
8.	515	+	356	=	871
9.	954	+	886	=	1.840
10.	880	+	367	=	1.247