Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	460	+		=	876
2.	422	+		=	604
3.	367	+		=	706
4.	356	+		=	705
5.	421	+		=	728
6.	419	+		=	642
7.	343	+		=	601
8.	264	+		=	442
9.	440	+		=	687
10.	341	+		=	617

Oefening 2
1.	390	+		=	763
2.	461	+		=	681
3.	333	+		=	517
4.	372	+		=	594
5.	250	+		=	481
6.	454	+		=	896
7.	323	+		=	546
8.	443	+		=	739
9.	305	+		=	412
10.	467	+		=	582

Oefening 3
1.	487	+		=	796
2.	262	+		=	428
3.	380	+		=	550
4.	488	+		=	819
5.	418	+		=	552
6.	385	+		=	508
7.	441	+		=	672
8.	333	+		=	580
9.	452	+		=	561
10.	330	+		=	555

Oefening 4
1.	448	+		=	834
2.	480	+		=	813
3.	473	+		=	835
4.	482	+		=	941
5.	385	+		=	499
6.	461	+		=	629
7.	462	+		=	683
8.	466	+		=	716
9.	405	+		=	702
10.	457	+		=	822

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	460	+	416	=	876
2.	422	+	182	=	604
3.	367	+	339	=	706
4.	356	+	349	=	705
5.	421	+	307	=	728
6.	419	+	223	=	642
7.	343	+	258	=	601
8.	264	+	178	=	442
9.	440	+	247	=	687
10.	341	+	276	=	617

Oefening 2
1.	390	+	373	=	763
2.	461	+	220	=	681
3.	333	+	184	=	517
4.	372	+	222	=	594
5.	250	+	231	=	481
6.	454	+	442	=	896
7.	323	+	223	=	546
8.	443	+	296	=	739
9.	305	+	107	=	412
10.	467	+	115	=	582

Oefening 3
1.	487	+	309	=	796
2.	262	+	166	=	428
3.	380	+	170	=	550
4.	488	+	331	=	819
5.	418	+	134	=	552
6.	385	+	123	=	508
7.	441	+	231	=	672
8.	333	+	247	=	580
9.	452	+	109	=	561
10.	330	+	225	=	555

Oefening 4
1.	448	+	386	=	834
2.	480	+	333	=	813
3.	473	+	362	=	835
4.	482	+	459	=	941
5.	385	+	114	=	499
6.	461	+	168	=	629
7.	462	+	221	=	683
8.	466	+	250	=	716
9.	405	+	297	=	702
10.	457	+	365	=	822