Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	663	+		=	1.150
2.	954	+		=	1.851
3.	602	+		=	1.102
4.	840	+		=	1.227
5.	535	+		=	767
6.	788	+		=	1.312
7.	567	+		=	1.006
8.	599	+		=	911
9.	646	+		=	1.257
10.	897	+		=	1.732

Oefening 2
1.	494	+		=	710
2.	993	+		=	1.855
3.	956	+		=	1.547
4.	403	+		=	641
5.	517	+		=	813
6.	741	+		=	965
7.	943	+		=	1.410
8.	735	+		=	1.149
9.	767	+		=	1.012
10.	537	+		=	841

Oefening 3
1.	363	+		=	640
2.	734	+		=	1.321
3.	990	+		=	1.285
4.	820	+		=	1.323
5.	938	+		=	1.857
6.	482	+		=	811
7.	812	+		=	1.543
8.	998	+		=	1.750
9.	557	+		=	916
10.	759	+		=	960

Oefening 4
1.	988	+		=	1.583
2.	677	+		=	1.143
3.	800	+		=	1.161
4.	890	+		=	1.767
5.	988	+		=	1.271
6.	832	+		=	1.577
7.	889	+		=	1.315
8.	789	+		=	1.384
9.	475	+		=	857
10.	637	+		=	928

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	663	+	487	=	1.150
2.	954	+	897	=	1.851
3.	602	+	500	=	1.102
4.	840	+	387	=	1.227
5.	535	+	232	=	767
6.	788	+	524	=	1.312
7.	567	+	439	=	1.006
8.	599	+	312	=	911
9.	646	+	611	=	1.257
10.	897	+	835	=	1.732

Oefening 2
1.	494	+	216	=	710
2.	993	+	862	=	1.855
3.	956	+	591	=	1.547
4.	403	+	238	=	641
5.	517	+	296	=	813
6.	741	+	224	=	965
7.	943	+	467	=	1.410
8.	735	+	414	=	1.149
9.	767	+	245	=	1.012
10.	537	+	304	=	841

Oefening 3
1.	363	+	277	=	640
2.	734	+	587	=	1.321
3.	990	+	295	=	1.285
4.	820	+	503	=	1.323
5.	938	+	919	=	1.857
6.	482	+	329	=	811
7.	812	+	731	=	1.543
8.	998	+	752	=	1.750
9.	557	+	359	=	916
10.	759	+	201	=	960

Oefening 4
1.	988	+	595	=	1.583
2.	677	+	466	=	1.143
3.	800	+	361	=	1.161
4.	890	+	877	=	1.767
5.	988	+	283	=	1.271
6.	832	+	745	=	1.577
7.	889	+	426	=	1.315
8.	789	+	595	=	1.384
9.	475	+	382	=	857
10.	637	+	291	=	928