Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	689	+		=	1.101
2.	954	+		=	1.302
3.	494	+		=	973
4.	565	+		=	847
5.	785	+		=	1.563
6.	725	+		=	1.287
7.	697	+		=	1.259
8.	752	+		=	1.135
9.	993	+		=	1.509
10.	993	+		=	1.497

Oefening 2
1.	912	+		=	1.477
2.	837	+		=	1.418
3.	962	+		=	1.216
4.	370	+		=	654
5.	964	+		=	1.775
6.	615	+		=	965
7.	747	+		=	1.335
8.	844	+		=	1.250
9.	785	+		=	1.483
10.	935	+		=	1.718

Oefening 3
1.	688	+		=	929
2.	796	+		=	1.085
3.	806	+		=	1.343
4.	896	+		=	1.260
5.	594	+		=	1.142
6.	621	+		=	881
7.	803	+		=	1.045
8.	959	+		=	1.500
9.	733	+		=	1.378
10.	326	+		=	615

Oefening 4
1.	982	+		=	1.637
2.	948	+		=	1.663
3.	842	+		=	1.253
4.	796	+		=	1.307
5.	643	+		=	1.188
6.	541	+		=	874
7.	981	+		=	1.355
8.	748	+		=	1.090
9.	953	+		=	1.446
10.	897	+		=	1.535

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	689	+	412	=	1.101
2.	954	+	348	=	1.302
3.	494	+	479	=	973
4.	565	+	282	=	847
5.	785	+	778	=	1.563
6.	725	+	562	=	1.287
7.	697	+	562	=	1.259
8.	752	+	383	=	1.135
9.	993	+	516	=	1.509
10.	993	+	504	=	1.497

Oefening 2
1.	912	+	565	=	1.477
2.	837	+	581	=	1.418
3.	962	+	254	=	1.216
4.	370	+	284	=	654
5.	964	+	811	=	1.775
6.	615	+	350	=	965
7.	747	+	588	=	1.335
8.	844	+	406	=	1.250
9.	785	+	698	=	1.483
10.	935	+	783	=	1.718

Oefening 3
1.	688	+	241	=	929
2.	796	+	289	=	1.085
3.	806	+	537	=	1.343
4.	896	+	364	=	1.260
5.	594	+	548	=	1.142
6.	621	+	260	=	881
7.	803	+	242	=	1.045
8.	959	+	541	=	1.500
9.	733	+	645	=	1.378
10.	326	+	289	=	615

Oefening 4
1.	982	+	655	=	1.637
2.	948	+	715	=	1.663
3.	842	+	411	=	1.253
4.	796	+	511	=	1.307
5.	643	+	545	=	1.188
6.	541	+	333	=	874
7.	981	+	374	=	1.355
8.	748	+	342	=	1.090
9.	953	+	493	=	1.446
10.	897	+	638	=	1.535