Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	746	+		=	1.126
2.	871	+		=	1.364
3.	881	+		=	1.402
4.	438	+		=	766
5.	935	+		=	1.609
6.	399	+		=	678
7.	950	+		=	1.307
8.	985	+		=	1.625
9.	493	+		=	899
10.	690	+		=	1.252

Oefening 2
1.	868	+		=	1.116
2.	798	+		=	1.468
3.	563	+		=	956
4.	486	+		=	742
5.	752	+		=	1.251
6.	662	+		=	1.005
7.	573	+		=	1.133
8.	967	+		=	1.421
9.	670	+		=	1.267
10.	413	+		=	614

Oefening 3
1.	778	+		=	1.250
2.	954	+		=	1.880
3.	883	+		=	1.206
4.	924	+		=	1.229
5.	531	+		=	764
6.	933	+		=	1.672
7.	703	+		=	1.256
8.	887	+		=	1.716
9.	744	+		=	1.085
10.	977	+		=	1.190

Oefening 4
1.	750	+		=	1.086
2.	899	+		=	1.787
3.	585	+		=	961
4.	727	+		=	965
5.	992	+		=	1.643
6.	388	+		=	619
7.	606	+		=	822
8.	889	+		=	1.513
9.	948	+		=	1.753
10.	988	+		=	1.497

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	746	+	380	=	1.126
2.	871	+	493	=	1.364
3.	881	+	521	=	1.402
4.	438	+	328	=	766
5.	935	+	674	=	1.609
6.	399	+	279	=	678
7.	950	+	357	=	1.307
8.	985	+	640	=	1.625
9.	493	+	406	=	899
10.	690	+	562	=	1.252

Oefening 2
1.	868	+	248	=	1.116
2.	798	+	670	=	1.468
3.	563	+	393	=	956
4.	486	+	256	=	742
5.	752	+	499	=	1.251
6.	662	+	343	=	1.005
7.	573	+	560	=	1.133
8.	967	+	454	=	1.421
9.	670	+	597	=	1.267
10.	413	+	201	=	614

Oefening 3
1.	778	+	472	=	1.250
2.	954	+	926	=	1.880
3.	883	+	323	=	1.206
4.	924	+	305	=	1.229
5.	531	+	233	=	764
6.	933	+	739	=	1.672
7.	703	+	553	=	1.256
8.	887	+	829	=	1.716
9.	744	+	341	=	1.085
10.	977	+	213	=	1.190

Oefening 4
1.	750	+	336	=	1.086
2.	899	+	888	=	1.787
3.	585	+	376	=	961
4.	727	+	238	=	965
5.	992	+	651	=	1.643
6.	388	+	231	=	619
7.	606	+	216	=	822
8.	889	+	624	=	1.513
9.	948	+	805	=	1.753
10.	988	+	509	=	1.497