Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	524	+		=	1.024
2.	854	+		=	1.399
3.	426	+		=	636
4.	745	+		=	1.065
5.	713	+		=	1.158
6.	486	+		=	709
7.	457	+		=	803
8.	972	+		=	1.442
9.	919	+		=	1.260
10.	993	+		=	1.437

Oefening 2
1.	546	+		=	774
2.	968	+		=	1.751
3.	935	+		=	1.636
4.	475	+		=	875
5.	862	+		=	1.174
6.	796	+		=	1.167
7.	698	+		=	1.295
8.	883	+		=	1.325
9.	799	+		=	1.387
10.	464	+		=	709

Oefening 3
1.	779	+		=	1.499
2.	606	+		=	920
3.	490	+		=	938
4.	354	+		=	703
5.	314	+		=	514
6.	624	+		=	947
7.	597	+		=	799
8.	333	+		=	534
9.	636	+		=	1.015
10.	676	+		=	1.098

Oefening 4
1.	831	+		=	1.176
2.	561	+		=	799
3.	841	+		=	1.337
4.	810	+		=	1.169
5.	853	+		=	1.589
6.	722	+		=	1.356
7.	475	+		=	716
8.	859	+		=	1.417
9.	840	+		=	1.207
10.	878	+		=	1.249

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	524	+	500	=	1.024
2.	854	+	545	=	1.399
3.	426	+	210	=	636
4.	745	+	320	=	1.065
5.	713	+	445	=	1.158
6.	486	+	223	=	709
7.	457	+	346	=	803
8.	972	+	470	=	1.442
9.	919	+	341	=	1.260
10.	993	+	444	=	1.437

Oefening 2
1.	546	+	228	=	774
2.	968	+	783	=	1.751
3.	935	+	701	=	1.636
4.	475	+	400	=	875
5.	862	+	312	=	1.174
6.	796	+	371	=	1.167
7.	698	+	597	=	1.295
8.	883	+	442	=	1.325
9.	799	+	588	=	1.387
10.	464	+	245	=	709

Oefening 3
1.	779	+	720	=	1.499
2.	606	+	314	=	920
3.	490	+	448	=	938
4.	354	+	349	=	703
5.	314	+	200	=	514
6.	624	+	323	=	947
7.	597	+	202	=	799
8.	333	+	201	=	534
9.	636	+	379	=	1.015
10.	676	+	422	=	1.098

Oefening 4
1.	831	+	345	=	1.176
2.	561	+	238	=	799
3.	841	+	496	=	1.337
4.	810	+	359	=	1.169
5.	853	+	736	=	1.589
6.	722	+	634	=	1.356
7.	475	+	241	=	716
8.	859	+	558	=	1.417
9.	840	+	367	=	1.207
10.	878	+	371	=	1.249