Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	411	-		=	53
2.	1.319	-		=	676
3.	1.993	-		=	70
4.	730	-		=	501
5.	1.840	-		=	148
6.	1.909	-		=	55
7.	1.711	-		=	1
8.	1.269	-		=	1.002
9.	1.643	-		=	940
10.	1.977	-		=	571

Oefening 2
1.	1.355	-		=	80
2.	773	-		=	74
3.	665	-		=	173
4.	1.447	-		=	54
5.	1.648	-		=	1.256
6.	1.891	-		=	175
7.	1.650	-		=	937
8.	1.154	-		=	493
9.	1.417	-		=	1.122
10.	1.731	-		=	1.218

Oefening 3
1.	1.719	-		=	871
2.	1.351	-		=	455
3.	1.765	-		=	1.323
4.	1.111	-		=	641
5.	893	-		=	659
6.	1.258	-		=	96
7.	779	-		=	503
8.	1.690	-		=	1.243
9.	384	-		=	133
10.	1.809	-		=	196

Oefening 4
1.	1.658	-		=	1.334
2.	1.557	-		=	233
3.	1.876	-		=	668
4.	1.076	-		=	181
5.	974	-		=	597
6.	1.880	-		=	8
7.	1.779	-		=	242
8.	1.173	-		=	45
9.	1.273	-		=	128
10.	442	-		=	193

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	411	-	358	=	53
2.	1.319	-	643	=	676
3.	1.993	-	1.923	=	70
4.	730	-	229	=	501
5.	1.840	-	1.692	=	148
6.	1.909	-	1.854	=	55
7.	1.711	-	1.710	=	1
8.	1.269	-	267	=	1.002
9.	1.643	-	703	=	940
10.	1.977	-	1.406	=	571

Oefening 2
1.	1.355	-	1.275	=	80
2.	773	-	699	=	74
3.	665	-	492	=	173
4.	1.447	-	1.393	=	54
5.	1.648	-	392	=	1.256
6.	1.891	-	1.716	=	175
7.	1.650	-	713	=	937
8.	1.154	-	661	=	493
9.	1.417	-	295	=	1.122
10.	1.731	-	513	=	1.218

Oefening 3
1.	1.719	-	848	=	871
2.	1.351	-	896	=	455
3.	1.765	-	442	=	1.323
4.	1.111	-	470	=	641
5.	893	-	234	=	659
6.	1.258	-	1.162	=	96
7.	779	-	276	=	503
8.	1.690	-	447	=	1.243
9.	384	-	251	=	133
10.	1.809	-	1.613	=	196

Oefening 4
1.	1.658	-	324	=	1.334
2.	1.557	-	1.324	=	233
3.	1.876	-	1.208	=	668
4.	1.076	-	895	=	181
5.	974	-	377	=	597
6.	1.880	-	1.872	=	8
7.	1.779	-	1.537	=	242
8.	1.173	-	1.128	=	45
9.	1.273	-	1.145	=	128
10.	442	-	249	=	193