Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	682	+		=	985
2.	670	+		=	1.182
3.	521	+		=	792
4.	792	+		=	1.392
5.	976	+		=	1.642
6.	549	+		=	864
7.	867	+		=	1.304
8.	476	+		=	826
9.	817	+		=	1.274
10.	825	+		=	1.115

Oefening 2
1.	980	+		=	1.699
2.	929	+		=	1.196
3.	486	+		=	847
4.	801	+		=	1.301
5.	808	+		=	1.533
6.	720	+		=	1.023
7.	622	+		=	910
8.	948	+		=	1.759
9.	685	+		=	1.183
10.	314	+		=	516

Oefening 3
1.	536	+		=	931
2.	822	+		=	1.541
3.	592	+		=	927
4.	422	+		=	804
5.	944	+		=	1.155
6.	642	+		=	1.234
7.	558	+		=	775
8.	717	+		=	1.375
9.	772	+		=	1.285
10.	956	+		=	1.251

Oefening 4
1.	856	+		=	1.546
2.	931	+		=	1.205
3.	559	+		=	866
4.	980	+		=	1.765
5.	657	+		=	1.224
6.	678	+		=	1.340
7.	833	+		=	1.050
8.	904	+		=	1.604
9.	983	+		=	1.963
10.	951	+		=	1.302

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	682	+	303	=	985
2.	670	+	512	=	1.182
3.	521	+	271	=	792
4.	792	+	600	=	1.392
5.	976	+	666	=	1.642
6.	549	+	315	=	864
7.	867	+	437	=	1.304
8.	476	+	350	=	826
9.	817	+	457	=	1.274
10.	825	+	290	=	1.115

Oefening 2
1.	980	+	719	=	1.699
2.	929	+	267	=	1.196
3.	486	+	361	=	847
4.	801	+	500	=	1.301
5.	808	+	725	=	1.533
6.	720	+	303	=	1.023
7.	622	+	288	=	910
8.	948	+	811	=	1.759
9.	685	+	498	=	1.183
10.	314	+	202	=	516

Oefening 3
1.	536	+	395	=	931
2.	822	+	719	=	1.541
3.	592	+	335	=	927
4.	422	+	382	=	804
5.	944	+	211	=	1.155
6.	642	+	592	=	1.234
7.	558	+	217	=	775
8.	717	+	658	=	1.375
9.	772	+	513	=	1.285
10.	956	+	295	=	1.251

Oefening 4
1.	856	+	690	=	1.546
2.	931	+	274	=	1.205
3.	559	+	307	=	866
4.	980	+	785	=	1.765
5.	657	+	567	=	1.224
6.	678	+	662	=	1.340
7.	833	+	217	=	1.050
8.	904	+	700	=	1.604
9.	983	+	980	=	1.963
10.	951	+	351	=	1.302