Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	571	+		=	1.055
2.	802	+		=	1.239
3.	934	+		=	1.508
4.	841	+		=	1.558
5.	878	+		=	1.643
6.	766	+		=	1.051
7.	815	+		=	1.381
8.	743	+		=	1.454
9.	834	+		=	1.514
10.	895	+		=	1.383

Oefening 2
1.	927	+		=	1.634
2.	496	+		=	918
3.	449	+		=	675
4.	602	+		=	1.028
5.	840	+		=	1.475
6.	435	+		=	662
7.	753	+		=	1.400
8.	730	+		=	1.445
9.	579	+		=	1.011
10.	922	+		=	1.591

Oefening 3
1.	641	+		=	1.255
2.	583	+		=	894
3.	989	+		=	1.294
4.	728	+		=	1.444
5.	923	+		=	1.440
6.	962	+		=	1.864
7.	615	+		=	1.029
8.	603	+		=	1.082
9.	683	+		=	912
10.	472	+		=	902

Oefening 4
1.	556	+		=	854
2.	898	+		=	1.374
3.	756	+		=	1.434
4.	616	+		=	1.043
5.	980	+		=	1.600
6.	487	+		=	719
7.	760	+		=	1.094
8.	831	+		=	1.419
9.	701	+		=	1.106
10.	842	+		=	1.492

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	571	+	484	=	1.055
2.	802	+	437	=	1.239
3.	934	+	574	=	1.508
4.	841	+	717	=	1.558
5.	878	+	765	=	1.643
6.	766	+	285	=	1.051
7.	815	+	566	=	1.381
8.	743	+	711	=	1.454
9.	834	+	680	=	1.514
10.	895	+	488	=	1.383

Oefening 2
1.	927	+	707	=	1.634
2.	496	+	422	=	918
3.	449	+	226	=	675
4.	602	+	426	=	1.028
5.	840	+	635	=	1.475
6.	435	+	227	=	662
7.	753	+	647	=	1.400
8.	730	+	715	=	1.445
9.	579	+	432	=	1.011
10.	922	+	669	=	1.591

Oefening 3
1.	641	+	614	=	1.255
2.	583	+	311	=	894
3.	989	+	305	=	1.294
4.	728	+	716	=	1.444
5.	923	+	517	=	1.440
6.	962	+	902	=	1.864
7.	615	+	414	=	1.029
8.	603	+	479	=	1.082
9.	683	+	229	=	912
10.	472	+	430	=	902

Oefening 4
1.	556	+	298	=	854
2.	898	+	476	=	1.374
3.	756	+	678	=	1.434
4.	616	+	427	=	1.043
5.	980	+	620	=	1.600
6.	487	+	232	=	719
7.	760	+	334	=	1.094
8.	831	+	588	=	1.419
9.	701	+	405	=	1.106
10.	842	+	650	=	1.492