Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	916	-		=	646
2.	1.752	-		=	562
3.	1.324	-		=	662
4.	777	-		=	203
5.	1.274	-		=	147
6.	1.727	-		=	433
7.	1.030	-		=	399
8.	1.189	-		=	621
9.	1.861	-		=	1.222
10.	1.758	-		=	1.507

Oefening 2
1.	1.377	-		=	1.148
2.	1.865	-		=	277
3.	1.803	-		=	1.267
4.	678	-		=	144
5.	993	-		=	51
6.	815	-		=	169
7.	1.169	-		=	563
8.	1.969	-		=	1.182
9.	1.546	-		=	415
10.	1.867	-		=	748

Oefening 3
1.	1.979	-		=	249
2.	732	-		=	374
3.	638	-		=	187
4.	1.876	-		=	215
5.	1.896	-		=	1.159
6.	1.532	-		=	1.314
7.	1.348	-		=	387
8.	1.583	-		=	916
9.	1.725	-		=	325
10.	1.381	-		=	1.013

Oefening 4
1.	1.295	-		=	653
2.	1.791	-		=	179
3.	782	-		=	359
4.	1.583	-		=	1.335
5.	1.077	-		=	350
6.	1.274	-		=	60
7.	1.794	-		=	189
8.	1.968	-		=	765
9.	1.786	-		=	1.472
10.	1.840	-		=	18

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	916	-	270	=	646
2.	1.752	-	1.190	=	562
3.	1.324	-	662	=	662
4.	777	-	574	=	203
5.	1.274	-	1.127	=	147
6.	1.727	-	1.294	=	433
7.	1.030	-	631	=	399
8.	1.189	-	568	=	621
9.	1.861	-	639	=	1.222
10.	1.758	-	251	=	1.507

Oefening 2
1.	1.377	-	229	=	1.148
2.	1.865	-	1.588	=	277
3.	1.803	-	536	=	1.267
4.	678	-	534	=	144
5.	993	-	942	=	51
6.	815	-	646	=	169
7.	1.169	-	606	=	563
8.	1.969	-	787	=	1.182
9.	1.546	-	1.131	=	415
10.	1.867	-	1.119	=	748

Oefening 3
1.	1.979	-	1.730	=	249
2.	732	-	358	=	374
3.	638	-	451	=	187
4.	1.876	-	1.661	=	215
5.	1.896	-	737	=	1.159
6.	1.532	-	218	=	1.314
7.	1.348	-	961	=	387
8.	1.583	-	667	=	916
9.	1.725	-	1.400	=	325
10.	1.381	-	368	=	1.013

Oefening 4
1.	1.295	-	642	=	653
2.	1.791	-	1.612	=	179
3.	782	-	423	=	359
4.	1.583	-	248	=	1.335
5.	1.077	-	727	=	350
6.	1.274	-	1.214	=	60
7.	1.794	-	1.605	=	189
8.	1.968	-	1.203	=	765
9.	1.786	-	314	=	1.472
10.	1.840	-	1.822	=	18