Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	691	-		=	29
2.	1.437	-		=	242
3.	1.422	-		=	195
4.	1.940	-		=	820
5.	685	-		=	376
6.	1.170	-		=	605
7.	1.662	-		=	330
8.	1.188	-		=	795
9.	349	-		=	24
10.	1.578	-		=	869

Oefening 2
1.	446	-		=	89
2.	810	-		=	420
3.	1.349	-		=	950
4.	1.087	-		=	130
5.	506	-		=	184
6.	1.992	-		=	863
7.	1.170	-		=	281
8.	1.329	-		=	816
9.	1.608	-		=	273
10.	1.421	-		=	1.059

Oefening 3
1.	1.106	-		=	214
2.	1.627	-		=	1.188
3.	874	-		=	585
4.	1.978	-		=	1.601
5.	1.011	-		=	176
6.	1.616	-		=	39
7.	1.854	-		=	691
8.	672	-		=	305
9.	1.180	-		=	407
10.	1.333	-		=	632

Oefening 4
1.	1.654	-		=	1.122
2.	1.715	-		=	1.361
3.	1.814	-		=	823
4.	873	-		=	375
5.	1.526	-		=	154
6.	1.920	-		=	444
7.	334	-		=	37
8.	1.843	-		=	1.570
9.	1.905	-		=	51
10.	1.934	-		=	865

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	691	-	662	=	29
2.	1.437	-	1.195	=	242
3.	1.422	-	1.227	=	195
4.	1.940	-	1.120	=	820
5.	685	-	309	=	376
6.	1.170	-	565	=	605
7.	1.662	-	1.332	=	330
8.	1.188	-	393	=	795
9.	349	-	325	=	24
10.	1.578	-	709	=	869

Oefening 2
1.	446	-	357	=	89
2.	810	-	390	=	420
3.	1.349	-	399	=	950
4.	1.087	-	957	=	130
5.	506	-	322	=	184
6.	1.992	-	1.129	=	863
7.	1.170	-	889	=	281
8.	1.329	-	513	=	816
9.	1.608	-	1.335	=	273
10.	1.421	-	362	=	1.059

Oefening 3
1.	1.106	-	892	=	214
2.	1.627	-	439	=	1.188
3.	874	-	289	=	585
4.	1.978	-	377	=	1.601
5.	1.011	-	835	=	176
6.	1.616	-	1.577	=	39
7.	1.854	-	1.163	=	691
8.	672	-	367	=	305
9.	1.180	-	773	=	407
10.	1.333	-	701	=	632

Oefening 4
1.	1.654	-	532	=	1.122
2.	1.715	-	354	=	1.361
3.	1.814	-	991	=	823
4.	873	-	498	=	375
5.	1.526	-	1.372	=	154
6.	1.920	-	1.476	=	444
7.	334	-	297	=	37
8.	1.843	-	273	=	1.570
9.	1.905	-	1.854	=	51
10.	1.934	-	1.069	=	865