Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	1.028	-		=	37
2.	1.313	-		=	14
3.	344	-		=	9
4.	1.713	-		=	1.264
5.	1.890	-		=	1.035
6.	1.029	-		=	213
7.	1.971	-		=	1.396
8.	1.901	-		=	938
9.	279	-		=	38
10.	418	-		=	142

Oefening 2
1.	424	-		=	52
2.	932	-		=	59
3.	1.801	-		=	1.275
4.	1.255	-		=	125
5.	1.913	-		=	528
6.	1.240	-		=	782
7.	1.655	-		=	550
8.	1.770	-		=	160
9.	1.979	-		=	483
10.	1.243	-		=	145

Oefening 3
1.	1.674	-		=	715
2.	891	-		=	11
3.	1.313	-		=	656
4.	640	-		=	31
5.	1.695	-		=	1.266
6.	1.405	-		=	1.190
7.	1.842	-		=	836
8.	424	-		=	101
9.	821	-		=	307
10.	642	-		=	265

Oefening 4
1.	1.929	-		=	1.570
2.	1.377	-		=	712
3.	1.149	-		=	899
4.	971	-		=	719
5.	1.797	-		=	13
6.	1.609	-		=	107
7.	1.599	-		=	935
8.	1.004	-		=	578
9.	1.663	-		=	729
10.	1.939	-		=	941

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	1.028	-	991	=	37
2.	1.313	-	1.299	=	14
3.	344	-	335	=	9
4.	1.713	-	449	=	1.264
5.	1.890	-	855	=	1.035
6.	1.029	-	816	=	213
7.	1.971	-	575	=	1.396
8.	1.901	-	963	=	938
9.	279	-	241	=	38
10.	418	-	276	=	142

Oefening 2
1.	424	-	372	=	52
2.	932	-	873	=	59
3.	1.801	-	526	=	1.275
4.	1.255	-	1.130	=	125
5.	1.913	-	1.385	=	528
6.	1.240	-	458	=	782
7.	1.655	-	1.105	=	550
8.	1.770	-	1.610	=	160
9.	1.979	-	1.496	=	483
10.	1.243	-	1.098	=	145

Oefening 3
1.	1.674	-	959	=	715
2.	891	-	880	=	11
3.	1.313	-	657	=	656
4.	640	-	609	=	31
5.	1.695	-	429	=	1.266
6.	1.405	-	215	=	1.190
7.	1.842	-	1.006	=	836
8.	424	-	323	=	101
9.	821	-	514	=	307
10.	642	-	377	=	265

Oefening 4
1.	1.929	-	359	=	1.570
2.	1.377	-	665	=	712
3.	1.149	-	250	=	899
4.	971	-	252	=	719
5.	1.797	-	1.784	=	13
6.	1.609	-	1.502	=	107
7.	1.599	-	664	=	935
8.	1.004	-	426	=	578
9.	1.663	-	934	=	729
10.	1.939	-	998	=	941