Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	872	+		=	1.738
2.	949	+		=	1.320
3.	990	+		=	1.205
4.	810	+		=	1.243
5.	700	+		=	1.282
6.	565	+		=	813
7.	982	+		=	1.884
8.	812	+		=	1.327
9.	372	+		=	671
10.	990	+		=	1.970

Oefening 2
1.	566	+		=	1.087
2.	893	+		=	1.496
3.	371	+		=	654
4.	646	+		=	1.175
5.	971	+		=	1.349
6.	383	+		=	752
7.	848	+		=	1.643
8.	494	+		=	890
9.	846	+		=	1.639
10.	604	+		=	1.106

Oefening 3
1.	935	+		=	1.480
2.	975	+		=	1.253
3.	501	+		=	995
4.	715	+		=	1.080
5.	954	+		=	1.164
6.	819	+		=	1.155
7.	763	+		=	1.197
8.	974	+		=	1.368
9.	893	+		=	1.430
10.	765	+		=	1.465

Oefening 4
1.	667	+		=	1.265
2.	506	+		=	988
3.	969	+		=	1.597
4.	725	+		=	1.137
5.	709	+		=	1.316
6.	830	+		=	1.509
7.	785	+		=	1.108
8.	749	+		=	1.399
9.	876	+		=	1.695
10.	649	+		=	1.231

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	872	+	866	=	1.738
2.	949	+	371	=	1.320
3.	990	+	215	=	1.205
4.	810	+	433	=	1.243
5.	700	+	582	=	1.282
6.	565	+	248	=	813
7.	982	+	902	=	1.884
8.	812	+	515	=	1.327
9.	372	+	299	=	671
10.	990	+	980	=	1.970

Oefening 2
1.	566	+	521	=	1.087
2.	893	+	603	=	1.496
3.	371	+	283	=	654
4.	646	+	529	=	1.175
5.	971	+	378	=	1.349
6.	383	+	369	=	752
7.	848	+	795	=	1.643
8.	494	+	396	=	890
9.	846	+	793	=	1.639
10.	604	+	502	=	1.106

Oefening 3
1.	935	+	545	=	1.480
2.	975	+	278	=	1.253
3.	501	+	494	=	995
4.	715	+	365	=	1.080
5.	954	+	210	=	1.164
6.	819	+	336	=	1.155
7.	763	+	434	=	1.197
8.	974	+	394	=	1.368
9.	893	+	537	=	1.430
10.	765	+	700	=	1.465

Oefening 4
1.	667	+	598	=	1.265
2.	506	+	482	=	988
3.	969	+	628	=	1.597
4.	725	+	412	=	1.137
5.	709	+	607	=	1.316
6.	830	+	679	=	1.509
7.	785	+	323	=	1.108
8.	749	+	650	=	1.399
9.	876	+	819	=	1.695
10.	649	+	582	=	1.231