Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	907	+		=	1.802
2.	896	+		=	1.178
3.	765	+		=	1.309
4.	757	+		=	1.050
5.	546	+		=	867
6.	915	+		=	1.350
7.	223	+		=	425
8.	836	+		=	1.230
9.	725	+		=	984
10.	404	+		=	701

Oefening 2
1.	793	+		=	1.256
2.	888	+		=	1.214
3.	340	+		=	624
4.	607	+		=	942
5.	922	+		=	1.648
6.	727	+		=	1.248
7.	654	+		=	957
8.	672	+		=	1.158
9.	582	+		=	1.031
10.	581	+		=	945

Oefening 3
1.	549	+		=	929
2.	319	+		=	632
3.	588	+		=	942
4.	577	+		=	1.003
5.	980	+		=	1.647
6.	451	+		=	868
7.	797	+		=	1.179
8.	968	+		=	1.477
9.	977	+		=	1.689
10.	869	+		=	1.584

Oefening 4
1.	849	+		=	1.624
2.	781	+		=	1.526
3.	697	+		=	1.260
4.	914	+		=	1.678
5.	698	+		=	1.274
6.	869	+		=	1.158
7.	363	+		=	697
8.	997	+		=	1.844
9.	720	+		=	1.193
10.	925	+		=	1.434

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	907	+	895	=	1.802
2.	896	+	282	=	1.178
3.	765	+	544	=	1.309
4.	757	+	293	=	1.050
5.	546	+	321	=	867
6.	915	+	435	=	1.350
7.	223	+	202	=	425
8.	836	+	394	=	1.230
9.	725	+	259	=	984
10.	404	+	297	=	701

Oefening 2
1.	793	+	463	=	1.256
2.	888	+	326	=	1.214
3.	340	+	284	=	624
4.	607	+	335	=	942
5.	922	+	726	=	1.648
6.	727	+	521	=	1.248
7.	654	+	303	=	957
8.	672	+	486	=	1.158
9.	582	+	449	=	1.031
10.	581	+	364	=	945

Oefening 3
1.	549	+	380	=	929
2.	319	+	313	=	632
3.	588	+	354	=	942
4.	577	+	426	=	1.003
5.	980	+	667	=	1.647
6.	451	+	417	=	868
7.	797	+	382	=	1.179
8.	968	+	509	=	1.477
9.	977	+	712	=	1.689
10.	869	+	715	=	1.584

Oefening 4
1.	849	+	775	=	1.624
2.	781	+	745	=	1.526
3.	697	+	563	=	1.260
4.	914	+	764	=	1.678
5.	698	+	576	=	1.274
6.	869	+	289	=	1.158
7.	363	+	334	=	697
8.	997	+	847	=	1.844
9.	720	+	473	=	1.193
10.	925	+	509	=	1.434