Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	1.911	-		=	1.383
2.	1.721	-		=	739
3.	768	-		=	198
4.	876	-		=	47
5.	513	-		=	130
6.	1.498	-		=	723
7.	1.875	-		=	1.206
8.	1.398	-		=	602
9.	1.774	-		=	150
10.	1.581	-		=	891

Oefening 2
1.	1.486	-		=	1.059
2.	1.541	-		=	369
3.	1.468	-		=	251
4.	1.401	-		=	1.086
5.	1.596	-		=	26
6.	1.634	-		=	390
7.	466	-		=	264
8.	1.963	-		=	1.049
9.	1.693	-		=	1.032
10.	1.921	-		=	510

Oefening 3
1.	636	-		=	268
2.	1.200	-		=	535
3.	1.098	-		=	296
4.	1.924	-		=	1.395
5.	1.036	-		=	548
6.	944	-		=	656
7.	1.454	-		=	879
8.	1.781	-		=	303
9.	382	-		=	46
10.	421	-		=	179

Oefening 4
1.	1.982	-		=	1.055
2.	1.085	-		=	246
3.	1.794	-		=	178
4.	617	-		=	406
5.	1.298	-		=	788
6.	1.623	-		=	823
7.	1.427	-		=	990
8.	1.198	-		=	901
9.	1.850	-		=	1.534
10.	1.053	-		=	626

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	1.911	-	528	=	1.383
2.	1.721	-	982	=	739
3.	768	-	570	=	198
4.	876	-	829	=	47
5.	513	-	383	=	130
6.	1.498	-	775	=	723
7.	1.875	-	669	=	1.206
8.	1.398	-	796	=	602
9.	1.774	-	1.624	=	150
10.	1.581	-	690	=	891

Oefening 2
1.	1.486	-	427	=	1.059
2.	1.541	-	1.172	=	369
3.	1.468	-	1.217	=	251
4.	1.401	-	315	=	1.086
5.	1.596	-	1.570	=	26
6.	1.634	-	1.244	=	390
7.	466	-	202	=	264
8.	1.963	-	914	=	1.049
9.	1.693	-	661	=	1.032
10.	1.921	-	1.411	=	510

Oefening 3
1.	636	-	368	=	268
2.	1.200	-	665	=	535
3.	1.098	-	802	=	296
4.	1.924	-	529	=	1.395
5.	1.036	-	488	=	548
6.	944	-	288	=	656
7.	1.454	-	575	=	879
8.	1.781	-	1.478	=	303
9.	382	-	336	=	46
10.	421	-	242	=	179

Oefening 4
1.	1.982	-	927	=	1.055
2.	1.085	-	839	=	246
3.	1.794	-	1.616	=	178
4.	617	-	211	=	406
5.	1.298	-	510	=	788
6.	1.623	-	800	=	823
7.	1.427	-	437	=	990
8.	1.198	-	297	=	901
9.	1.850	-	316	=	1.534
10.	1.053	-	427	=	626