Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	671	-		=	309
2.	1.102	-		=	551
3.	718	-		=	441
4.	1.782	-		=	116
5.	1.206	-		=	521
6.	1.968	-		=	1.456
7.	673	-		=	109
8.	1.117	-		=	113
9.	1.154	-		=	928
10.	1.687	-		=	1.044

Oefening 2
1.	1.901	-		=	322
2.	1.899	-		=	916
3.	1.522	-		=	1.170
4.	936	-		=	573
5.	1.645	-		=	722
6.	1.296	-		=	724
7.	1.248	-		=	252
8.	1.821	-		=	542
9.	1.356	-		=	675
10.	1.716	-		=	270

Oefening 3
1.	1.715	-		=	556
2.	1.194	-		=	235
3.	1.429	-		=	1.080
4.	1.236	-		=	202
5.	1.926	-		=	1.363
6.	1.388	-		=	1.112
7.	1.003	-		=	328
8.	1.600	-		=	186
9.	1.858	-		=	307
10.	1.789	-		=	3

Oefening 4
1.	1.604	-		=	385
2.	1.840	-		=	241
3.	1.435	-		=	287
4.	1.628	-		=	322
5.	1.327	-		=	207
6.	690	-		=	353
7.	1.736	-		=	248
8.	766	-		=	507
9.	1.102	-		=	52
10.	1.725	-		=	107

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	671	-	362	=	309
2.	1.102	-	551	=	551
3.	718	-	277	=	441
4.	1.782	-	1.666	=	116
5.	1.206	-	685	=	521
6.	1.968	-	512	=	1.456
7.	673	-	564	=	109
8.	1.117	-	1.004	=	113
9.	1.154	-	226	=	928
10.	1.687	-	643	=	1.044

Oefening 2
1.	1.901	-	1.579	=	322
2.	1.899	-	983	=	916
3.	1.522	-	352	=	1.170
4.	936	-	363	=	573
5.	1.645	-	923	=	722
6.	1.296	-	572	=	724
7.	1.248	-	996	=	252
8.	1.821	-	1.279	=	542
9.	1.356	-	681	=	675
10.	1.716	-	1.446	=	270

Oefening 3
1.	1.715	-	1.159	=	556
2.	1.194	-	959	=	235
3.	1.429	-	349	=	1.080
4.	1.236	-	1.034	=	202
5.	1.926	-	563	=	1.363
6.	1.388	-	276	=	1.112
7.	1.003	-	675	=	328
8.	1.600	-	1.414	=	186
9.	1.858	-	1.551	=	307
10.	1.789	-	1.786	=	3

Oefening 4
1.	1.604	-	1.219	=	385
2.	1.840	-	1.599	=	241
3.	1.435	-	1.148	=	287
4.	1.628	-	1.306	=	322
5.	1.327	-	1.120	=	207
6.	690	-	337	=	353
7.	1.736	-	1.488	=	248
8.	766	-	259	=	507
9.	1.102	-	1.050	=	52
10.	1.725	-	1.618	=	107