Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	973	-		=	275
2.	971	-		=	299
3.	1.057	-		=	747
4.	1.877	-		=	228
5.	1.667	-		=	1.050
6.	1.400	-		=	938
7.	1.981	-		=	524
8.	1.091	-		=	77
9.	1.999	-		=	349
10.	1.565	-		=	1.319

Oefening 2
1.	1.662	-		=	164
2.	1.217	-		=	873
3.	1.619	-		=	1.207
4.	1.693	-		=	1.276
5.	1.182	-		=	359
6.	1.486	-		=	525
7.	431	-		=	227
8.	1.917	-		=	1.058
9.	1.206	-		=	485
10.	1.528	-		=	636

Oefening 3
1.	1.472	-		=	11
2.	1.279	-		=	230
3.	1.558	-		=	1.275
4.	1.911	-		=	90
5.	1.814	-		=	1.599
6.	1.312	-		=	624
7.	1.236	-		=	333
8.	1.884	-		=	216
9.	1.650	-		=	754
10.	1.846	-		=	1.159

Oefening 4
1.	1.984	-		=	1.348
2.	597	-		=	195
3.	965	-		=	207
4.	797	-		=	344
5.	1.185	-		=	322
6.	1.272	-		=	164
7.	1.024	-		=	39
8.	1.089	-		=	439
9.	521	-		=	249
10.	1.776	-		=	759

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	973	-	698	=	275
2.	971	-	672	=	299
3.	1.057	-	310	=	747
4.	1.877	-	1.649	=	228
5.	1.667	-	617	=	1.050
6.	1.400	-	462	=	938
7.	1.981	-	1.457	=	524
8.	1.091	-	1.014	=	77
9.	1.999	-	1.650	=	349
10.	1.565	-	246	=	1.319

Oefening 2
1.	1.662	-	1.498	=	164
2.	1.217	-	344	=	873
3.	1.619	-	412	=	1.207
4.	1.693	-	417	=	1.276
5.	1.182	-	823	=	359
6.	1.486	-	961	=	525
7.	431	-	204	=	227
8.	1.917	-	859	=	1.058
9.	1.206	-	721	=	485
10.	1.528	-	892	=	636

Oefening 3
1.	1.472	-	1.461	=	11
2.	1.279	-	1.049	=	230
3.	1.558	-	283	=	1.275
4.	1.911	-	1.821	=	90
5.	1.814	-	215	=	1.599
6.	1.312	-	688	=	624
7.	1.236	-	903	=	333
8.	1.884	-	1.668	=	216
9.	1.650	-	896	=	754
10.	1.846	-	687	=	1.159

Oefening 4
1.	1.984	-	636	=	1.348
2.	597	-	402	=	195
3.	965	-	758	=	207
4.	797	-	453	=	344
5.	1.185	-	863	=	322
6.	1.272	-	1.108	=	164
7.	1.024	-	985	=	39
8.	1.089	-	650	=	439
9.	521	-	272	=	249
10.	1.776	-	1.017	=	759