Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	1.990	-		=	1.354
2.	1.334	-		=	744
3.	1.360	-		=	339
4.	466	-		=	71
5.	1.209	-		=	732
6.	1.377	-		=	407
7.	1.501	-		=	848
8.	1.814	-		=	1.414
9.	446	-		=	75
10.	1.595	-		=	136

Oefening 2
1.	677	-		=	405
2.	1.732	-		=	804
3.	1.823	-		=	1.343
4.	986	-		=	740
5.	1.570	-		=	529
6.	840	-		=	450
7.	572	-		=	266
8.	1.230	-		=	351
9.	875	-		=	144
10.	1.735	-		=	321

Oefening 3
1.	1.902	-		=	816
2.	397	-		=	80
3.	1.542	-		=	281
4.	1.336	-		=	899
5.	1.932	-		=	1.165
6.	1.249	-		=	345
7.	1.527	-		=	871
8.	1.302	-		=	79
9.	1.200	-		=	219
10.	1.905	-		=	1.511

Oefening 4
1.	1.148	-		=	941
2.	1.789	-		=	10
3.	1.769	-		=	1.390
4.	1.502	-		=	870
5.	1.160	-		=	73
6.	1.817	-		=	1.389
7.	1.807	-		=	977
8.	1.830	-		=	13
9.	1.206	-		=	47
10.	1.794	-		=	638

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	1.990	-	636	=	1.354
2.	1.334	-	590	=	744
3.	1.360	-	1.021	=	339
4.	466	-	395	=	71
5.	1.209	-	477	=	732
6.	1.377	-	970	=	407
7.	1.501	-	653	=	848
8.	1.814	-	400	=	1.414
9.	446	-	371	=	75
10.	1.595	-	1.459	=	136

Oefening 2
1.	677	-	272	=	405
2.	1.732	-	928	=	804
3.	1.823	-	480	=	1.343
4.	986	-	246	=	740
5.	1.570	-	1.041	=	529
6.	840	-	390	=	450
7.	572	-	306	=	266
8.	1.230	-	879	=	351
9.	875	-	731	=	144
10.	1.735	-	1.414	=	321

Oefening 3
1.	1.902	-	1.086	=	816
2.	397	-	317	=	80
3.	1.542	-	1.261	=	281
4.	1.336	-	437	=	899
5.	1.932	-	767	=	1.165
6.	1.249	-	904	=	345
7.	1.527	-	656	=	871
8.	1.302	-	1.223	=	79
9.	1.200	-	981	=	219
10.	1.905	-	394	=	1.511

Oefening 4
1.	1.148	-	207	=	941
2.	1.789	-	1.779	=	10
3.	1.769	-	379	=	1.390
4.	1.502	-	632	=	870
5.	1.160	-	1.087	=	73
6.	1.817	-	428	=	1.389
7.	1.807	-	830	=	977
8.	1.830	-	1.817	=	13
9.	1.206	-	1.159	=	47
10.	1.794	-	1.156	=	638