Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	374	+		=	599
2.	618	+		=	1.096
3.	773	+		=	1.129
4.	815	+		=	1.080
5.	737	+		=	1.056
6.	670	+		=	994
7.	885	+		=	1.299
8.	998	+		=	1.897
9.	455	+		=	883
10.	952	+		=	1.206

Oefening 2
1.	846	+		=	1.264
2.	997	+		=	1.314
3.	844	+		=	1.688
4.	836	+		=	1.318
5.	936	+		=	1.731
6.	850	+		=	1.376
7.	925	+		=	1.614
8.	679	+		=	1.308
9.	739	+		=	1.309
10.	874	+		=	1.266

Oefening 3
1.	371	+		=	726
2.	997	+		=	1.754
3.	239	+		=	461
4.	529	+		=	968
5.	756	+		=	1.427
6.	834	+		=	1.538
7.	818	+		=	1.110
8.	773	+		=	1.269
9.	872	+		=	1.445
10.	944	+		=	1.220

Oefening 4
1.	700	+		=	1.048
2.	798	+		=	1.562
3.	400	+		=	603
4.	500	+		=	737
5.	654	+		=	1.096
6.	890	+		=	1.570
7.	644	+		=	1.093
8.	982	+		=	1.563
9.	962	+		=	1.285
10.	824	+		=	1.127

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	374	+	225	=	599
2.	618	+	478	=	1.096
3.	773	+	356	=	1.129
4.	815	+	265	=	1.080
5.	737	+	319	=	1.056
6.	670	+	324	=	994
7.	885	+	414	=	1.299
8.	998	+	899	=	1.897
9.	455	+	428	=	883
10.	952	+	254	=	1.206

Oefening 2
1.	846	+	418	=	1.264
2.	997	+	317	=	1.314
3.	844	+	844	=	1.688
4.	836	+	482	=	1.318
5.	936	+	795	=	1.731
6.	850	+	526	=	1.376
7.	925	+	689	=	1.614
8.	679	+	629	=	1.308
9.	739	+	570	=	1.309
10.	874	+	392	=	1.266

Oefening 3
1.	371	+	355	=	726
2.	997	+	757	=	1.754
3.	239	+	222	=	461
4.	529	+	439	=	968
5.	756	+	671	=	1.427
6.	834	+	704	=	1.538
7.	818	+	292	=	1.110
8.	773	+	496	=	1.269
9.	872	+	573	=	1.445
10.	944	+	276	=	1.220

Oefening 4
1.	700	+	348	=	1.048
2.	798	+	764	=	1.562
3.	400	+	203	=	603
4.	500	+	237	=	737
5.	654	+	442	=	1.096
6.	890	+	680	=	1.570
7.	644	+	449	=	1.093
8.	982	+	581	=	1.563
9.	962	+	323	=	1.285
10.	824	+	303	=	1.127