Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	612	-		=	159
2.	613	-		=	222
3.	1.131	-		=	518
4.	1.173	-		=	182
5.	1.309	-		=	969
6.	1.951	-		=	1.487
7.	1.643	-		=	421
8.	1.838	-		=	119
9.	994	-		=	170
10.	1.228	-		=	608

Oefening 2
1.	1.646	-		=	1.007
2.	1.713	-		=	307
3.	1.904	-		=	1.429
4.	1.596	-		=	1.151
5.	1.963	-		=	1.227
6.	1.420	-		=	86
7.	1.868	-		=	1.204
8.	1.711	-		=	189
9.	1.686	-		=	398
10.	1.291	-		=	429

Oefening 3
1.	1.405	-		=	1.086
2.	1.966	-		=	122
3.	1.409	-		=	829
4.	1.298	-		=	556
5.	1.546	-		=	987
6.	1.668	-		=	886
7.	1.750	-		=	1.081
8.	982	-		=	744
9.	1.626	-		=	1.072
10.	1.555	-		=	359

Oefening 4
1.	1.712	-		=	364
2.	277	-		=	77
3.	988	-		=	453
4.	1.224	-		=	5
5.	900	-		=	276
6.	675	-		=	221
7.	1.794	-		=	1.400
8.	1.825	-		=	1.064
9.	1.321	-		=	160
10.	1.761	-		=	45

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	612	-	453	=	159
2.	613	-	391	=	222
3.	1.131	-	613	=	518
4.	1.173	-	991	=	182
5.	1.309	-	340	=	969
6.	1.951	-	464	=	1.487
7.	1.643	-	1.222	=	421
8.	1.838	-	1.719	=	119
9.	994	-	824	=	170
10.	1.228	-	620	=	608

Oefening 2
1.	1.646	-	639	=	1.007
2.	1.713	-	1.406	=	307
3.	1.904	-	475	=	1.429
4.	1.596	-	445	=	1.151
5.	1.963	-	736	=	1.227
6.	1.420	-	1.334	=	86
7.	1.868	-	664	=	1.204
8.	1.711	-	1.522	=	189
9.	1.686	-	1.288	=	398
10.	1.291	-	862	=	429

Oefening 3
1.	1.405	-	319	=	1.086
2.	1.966	-	1.844	=	122
3.	1.409	-	580	=	829
4.	1.298	-	742	=	556
5.	1.546	-	559	=	987
6.	1.668	-	782	=	886
7.	1.750	-	669	=	1.081
8.	982	-	238	=	744
9.	1.626	-	554	=	1.072
10.	1.555	-	1.196	=	359

Oefening 4
1.	1.712	-	1.348	=	364
2.	277	-	200	=	77
3.	988	-	535	=	453
4.	1.224	-	1.219	=	5
5.	900	-	624	=	276
6.	675	-	454	=	221
7.	1.794	-	394	=	1.400
8.	1.825	-	761	=	1.064
9.	1.321	-	1.161	=	160
10.	1.761	-	1.716	=	45