Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	347	+		=	608
2.	206	+		=	386
3.	228	+		=	419
4.	439	+		=	838
5.	467	+		=	910
6.	228	+		=	438
7.	335	+		=	531
8.	301	+		=	440
9.	481	+		=	802
10.	478	+		=	940

Oefening 2
1.	286	+		=	459
2.	447	+		=	661
3.	460	+		=	608
4.	314	+		=	558
5.	474	+		=	615
6.	487	+		=	786
7.	222	+		=	345
8.	262	+		=	413
9.	488	+		=	629
10.	431	+		=	781

Oefening 3
1.	207	+		=	394
2.	408	+		=	697
3.	183	+		=	285
4.	445	+		=	877
5.	361	+		=	715
6.	302	+		=	471
7.	420	+		=	565
8.	367	+		=	554
9.	402	+		=	632
10.	420	+		=	559

Oefening 4
1.	293	+		=	521
2.	324	+		=	624
3.	384	+		=	582
4.	358	+		=	713
5.	228	+		=	369
6.	498	+		=	624
7.	278	+		=	419
8.	484	+		=	902
9.	198	+		=	312
10.	449	+		=	595

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	347	+	261	=	608
2.	206	+	180	=	386
3.	228	+	191	=	419
4.	439	+	399	=	838
5.	467	+	443	=	910
6.	228	+	210	=	438
7.	335	+	196	=	531
8.	301	+	139	=	440
9.	481	+	321	=	802
10.	478	+	462	=	940

Oefening 2
1.	286	+	173	=	459
2.	447	+	214	=	661
3.	460	+	148	=	608
4.	314	+	244	=	558
5.	474	+	141	=	615
6.	487	+	299	=	786
7.	222	+	123	=	345
8.	262	+	151	=	413
9.	488	+	141	=	629
10.	431	+	350	=	781

Oefening 3
1.	207	+	187	=	394
2.	408	+	289	=	697
3.	183	+	102	=	285
4.	445	+	432	=	877
5.	361	+	354	=	715
6.	302	+	169	=	471
7.	420	+	145	=	565
8.	367	+	187	=	554
9.	402	+	230	=	632
10.	420	+	139	=	559

Oefening 4
1.	293	+	228	=	521
2.	324	+	300	=	624
3.	384	+	198	=	582
4.	358	+	355	=	713
5.	228	+	141	=	369
6.	498	+	126	=	624
7.	278	+	141	=	419
8.	484	+	418	=	902
9.	198	+	114	=	312
10.	449	+	146	=	595