Erafsommen met vlekken tot en met 2.000

Erafsommen

Oefening 1
1.	997	-		=	270
2.	819	-		=	79
3.	1.986	-		=	740
4.	1.896	-		=	520
5.	1.799	-		=	248
6.	673	-		=	384
7.	1.887	-		=	839
8.	743	-		=	105
9.	1.261	-		=	356
10.	1.261	-		=	724

Oefening 2
1.	1.219	-		=	504
2.	1.889	-		=	125
3.	1.790	-		=	1.316
4.	951	-		=	537
5.	1.413	-		=	1.152
6.	1.976	-		=	54
7.	1.730	-		=	1.361
8.	1.685	-		=	388
9.	1.500	-		=	120
10.	426	-		=	28

Oefening 3
1.	1.981	-		=	1.450
2.	932	-		=	305
3.	1.974	-		=	868
4.	1.529	-		=	1.155
5.	1.695	-		=	447
6.	1.387	-		=	25
7.	1.440	-		=	518
8.	1.348	-		=	639
9.	1.330	-		=	112
10.	1.902	-		=	840

Oefening 4
1.	1.888	-		=	1.015
2.	1.731	-		=	584
3.	724	-		=	193
4.	1.565	-		=	807
5.	1.963	-		=	513
6.	1.906	-		=	1.415
7.	960	-		=	79
8.	532	-		=	279
9.	1.839	-		=	1.472
10.	1.316	-		=	572

Erafsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erafsommen

Oefening 1
1.	997	-	727	=	270
2.	819	-	740	=	79
3.	1.986	-	1.246	=	740
4.	1.896	-	1.376	=	520
5.	1.799	-	1.551	=	248
6.	673	-	289	=	384
7.	1.887	-	1.048	=	839
8.	743	-	638	=	105
9.	1.261	-	905	=	356
10.	1.261	-	537	=	724

Oefening 2
1.	1.219	-	715	=	504
2.	1.889	-	1.764	=	125
3.	1.790	-	474	=	1.316
4.	951	-	414	=	537
5.	1.413	-	261	=	1.152
6.	1.976	-	1.922	=	54
7.	1.730	-	369	=	1.361
8.	1.685	-	1.297	=	388
9.	1.500	-	1.380	=	120
10.	426	-	398	=	28

Oefening 3
1.	1.981	-	531	=	1.450
2.	932	-	627	=	305
3.	1.974	-	1.106	=	868
4.	1.529	-	374	=	1.155
5.	1.695	-	1.248	=	447
6.	1.387	-	1.362	=	25
7.	1.440	-	922	=	518
8.	1.348	-	709	=	639
9.	1.330	-	1.218	=	112
10.	1.902	-	1.062	=	840

Oefening 4
1.	1.888	-	873	=	1.015
2.	1.731	-	1.147	=	584
3.	724	-	531	=	193
4.	1.565	-	758	=	807
5.	1.963	-	1.450	=	513
6.	1.906	-	491	=	1.415
7.	960	-	881	=	79
8.	532	-	253	=	279
9.	1.839	-	367	=	1.472
10.	1.316	-	744	=	572