Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	622	+		=	1.011
2.	964	+		=	1.888
3.	773	+		=	1.038
4.	600	+		=	921
5.	758	+		=	1.191
6.	723	+		=	932
7.	930	+		=	1.212
8.	840	+		=	1.598
9.	661	+		=	1.170
10.	878	+		=	1.582

Oefening 2
1.	677	+		=	1.009
2.	677	+		=	1.353
3.	446	+		=	677
4.	828	+		=	1.322
5.	386	+		=	602
6.	927	+		=	1.425
7.	926	+		=	1.434
8.	803	+		=	1.421
9.	693	+		=	1.102
10.	880	+		=	1.259

Oefening 3
1.	950	+		=	1.478
2.	743	+		=	1.090
3.	508	+		=	975
4.	978	+		=	1.882
5.	553	+		=	767
6.	469	+		=	881
7.	928	+		=	1.618
8.	942	+		=	1.708
9.	825	+		=	1.235
10.	677	+		=	1.094

Oefening 4
1.	669	+		=	1.250
2.	492	+		=	920
3.	760	+		=	1.260
4.	843	+		=	1.327
5.	875	+		=	1.626
6.	981	+		=	1.842
7.	902	+		=	1.725
8.	720	+		=	1.075
9.	776	+		=	1.118
10.	932	+		=	1.235

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	622	+	389	=	1.011
2.	964	+	924	=	1.888
3.	773	+	265	=	1.038
4.	600	+	321	=	921
5.	758	+	433	=	1.191
6.	723	+	209	=	932
7.	930	+	282	=	1.212
8.	840	+	758	=	1.598
9.	661	+	509	=	1.170
10.	878	+	704	=	1.582

Oefening 2
1.	677	+	332	=	1.009
2.	677	+	676	=	1.353
3.	446	+	231	=	677
4.	828	+	494	=	1.322
5.	386	+	216	=	602
6.	927	+	498	=	1.425
7.	926	+	508	=	1.434
8.	803	+	618	=	1.421
9.	693	+	409	=	1.102
10.	880	+	379	=	1.259

Oefening 3
1.	950	+	528	=	1.478
2.	743	+	347	=	1.090
3.	508	+	467	=	975
4.	978	+	904	=	1.882
5.	553	+	214	=	767
6.	469	+	412	=	881
7.	928	+	690	=	1.618
8.	942	+	766	=	1.708
9.	825	+	410	=	1.235
10.	677	+	417	=	1.094

Oefening 4
1.	669	+	581	=	1.250
2.	492	+	428	=	920
3.	760	+	500	=	1.260
4.	843	+	484	=	1.327
5.	875	+	751	=	1.626
6.	981	+	861	=	1.842
7.	902	+	823	=	1.725
8.	720	+	355	=	1.075
9.	776	+	342	=	1.118
10.	932	+	303	=	1.235