Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	899	-		=	158
2.	1.645	-		=	540
3.	1.947	-		=	1.158
4.	1.666	-		=	6
5.	1.380	-		=	570
6.	1.494	-		=	521
7.	1.455	-		=	142
8.	1.785	-		=	1.530
9.	1.065	-		=	441
10.	1.811	-		=	368

Oefening 2
1.	1.220	-		=	920
2.	992	-		=	739
3.	1.969	-		=	319
4.	1.449	-		=	546
5.	1.771	-		=	1.467
6.	773	-		=	322
7.	1.419	-		=	208
8.	1.360	-		=	559
9.	1.397	-		=	953
10.	1.374	-		=	184

Oefening 3
1.	1.551	-		=	617
2.	893	-		=	487
3.	1.560	-		=	648
4.	1.983	-		=	489
5.	1.214	-		=	695
6.	1.944	-		=	1.304
7.	1.410	-		=	574
8.	1.126	-		=	271
9.	516	-		=	84
10.	385	-		=	125

Oefening 4
1.	1.006	-		=	124
2.	848	-		=	316
3.	916	-		=	132
4.	1.482	-		=	91
5.	1.276	-		=	1.008
6.	1.125	-		=	876
7.	1.886	-		=	1.242
8.	1.768	-		=	376
9.	1.671	-		=	980
10.	640	-		=	160

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	899	-	741	=	158
2.	1.645	-	1.105	=	540
3.	1.947	-	789	=	1.158
4.	1.666	-	1.660	=	6
5.	1.380	-	810	=	570
6.	1.494	-	973	=	521
7.	1.455	-	1.313	=	142
8.	1.785	-	255	=	1.530
9.	1.065	-	624	=	441
10.	1.811	-	1.443	=	368

Oefening 2
1.	1.220	-	300	=	920
2.	992	-	253	=	739
3.	1.969	-	1.650	=	319
4.	1.449	-	903	=	546
5.	1.771	-	304	=	1.467
6.	773	-	451	=	322
7.	1.419	-	1.211	=	208
8.	1.360	-	801	=	559
9.	1.397	-	444	=	953
10.	1.374	-	1.190	=	184

Oefening 3
1.	1.551	-	934	=	617
2.	893	-	406	=	487
3.	1.560	-	912	=	648
4.	1.983	-	1.494	=	489
5.	1.214	-	519	=	695
6.	1.944	-	640	=	1.304
7.	1.410	-	836	=	574
8.	1.126	-	855	=	271
9.	516	-	432	=	84
10.	385	-	260	=	125

Oefening 4
1.	1.006	-	882	=	124
2.	848	-	532	=	316
3.	916	-	784	=	132
4.	1.482	-	1.391	=	91
5.	1.276	-	268	=	1.008
6.	1.125	-	249	=	876
7.	1.886	-	644	=	1.242
8.	1.768	-	1.392	=	376
9.	1.671	-	691	=	980
10.	640	-	480	=	160