Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	1.568	-		=	947
2.	1.084	-		=	144
3.	781	-		=	511
4.	1.321	-		=	597
5.	1.983	-		=	111
6.	1.975	-		=	64
7.	1.149	-		=	820
8.	1.130	-		=	149
9.	614	-		=	210
10.	918	-		=	672

Oefening 2
1.	1.896	-		=	570
2.	578	-		=	155
3.	1.159	-		=	742
4.	1.915	-		=	669
5.	1.607	-		=	1.216
6.	563	-		=	123
7.	1.472	-		=	231
8.	1.076	-		=	336
9.	1.789	-		=	473
10.	1.949	-		=	1.052

Oefening 3
1.	1.038	-		=	351
2.	1.392	-		=	276
3.	1.614	-		=	1.264
4.	1.324	-		=	993
5.	997	-		=	613
6.	1.774	-		=	97
7.	1.938	-		=	80
8.	1.379	-		=	1.019
9.	1.954	-		=	312
10.	1.385	-		=	49

Oefening 4
1.	1.515	-		=	339
2.	1.916	-		=	519
3.	1.463	-		=	230
4.	1.144	-		=	769
5.	1.554	-		=	534
6.	1.800	-		=	1.061
7.	1.541	-		=	657
8.	1.782	-		=	85
9.	1.235	-		=	440
10.	503	-		=	240

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	1.568	-	621	=	947
2.	1.084	-	940	=	144
3.	781	-	270	=	511
4.	1.321	-	724	=	597
5.	1.983	-	1.872	=	111
6.	1.975	-	1.911	=	64
7.	1.149	-	329	=	820
8.	1.130	-	981	=	149
9.	614	-	404	=	210
10.	918	-	246	=	672

Oefening 2
1.	1.896	-	1.326	=	570
2.	578	-	423	=	155
3.	1.159	-	417	=	742
4.	1.915	-	1.246	=	669
5.	1.607	-	391	=	1.216
6.	563	-	440	=	123
7.	1.472	-	1.241	=	231
8.	1.076	-	740	=	336
9.	1.789	-	1.316	=	473
10.	1.949	-	897	=	1.052

Oefening 3
1.	1.038	-	687	=	351
2.	1.392	-	1.116	=	276
3.	1.614	-	350	=	1.264
4.	1.324	-	331	=	993
5.	997	-	384	=	613
6.	1.774	-	1.677	=	97
7.	1.938	-	1.858	=	80
8.	1.379	-	360	=	1.019
9.	1.954	-	1.642	=	312
10.	1.385	-	1.336	=	49

Oefening 4
1.	1.515	-	1.176	=	339
2.	1.916	-	1.397	=	519
3.	1.463	-	1.233	=	230
4.	1.144	-	375	=	769
5.	1.554	-	1.020	=	534
6.	1.800	-	739	=	1.061
7.	1.541	-	884	=	657
8.	1.782	-	1.697	=	85
9.	1.235	-	795	=	440
10.	503	-	263	=	240