Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	784	+		=	1.119
2.	894	+		=	1.109
3.	969	+		=	1.760
4.	766	+		=	1.180
5.	901	+		=	1.784
6.	335	+		=	553
7.	783	+		=	1.208
8.	985	+		=	1.426
9.	543	+		=	985
10.	739	+		=	1.071

Oefening 2
1.	906	+		=	1.297
2.	992	+		=	1.285
3.	729	+		=	1.380
4.	684	+		=	1.361
5.	428	+		=	760
6.	521	+		=	841
7.	367	+		=	605
8.	514	+		=	967
9.	875	+		=	1.653
10.	788	+		=	1.397

Oefening 3
1.	778	+		=	1.416
2.	772	+		=	1.215
3.	375	+		=	575
4.	341	+		=	632
5.	983	+		=	1.784
6.	632	+		=	1.205
7.	759	+		=	1.004
8.	849	+		=	1.675
9.	817	+		=	1.503
10.	958	+		=	1.431

Oefening 4
1.	846	+		=	1.300
2.	913	+		=	1.185
3.	708	+		=	1.358
4.	853	+		=	1.271
5.	867	+		=	1.477
6.	751	+		=	1.496
7.	556	+		=	827
8.	697	+		=	1.161
9.	998	+		=	1.904
10.	698	+		=	1.218

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	784	+	335	=	1.119
2.	894	+	215	=	1.109
3.	969	+	791	=	1.760
4.	766	+	414	=	1.180
5.	901	+	883	=	1.784
6.	335	+	218	=	553
7.	783	+	425	=	1.208
8.	985	+	441	=	1.426
9.	543	+	442	=	985
10.	739	+	332	=	1.071

Oefening 2
1.	906	+	391	=	1.297
2.	992	+	293	=	1.285
3.	729	+	651	=	1.380
4.	684	+	677	=	1.361
5.	428	+	332	=	760
6.	521	+	320	=	841
7.	367	+	238	=	605
8.	514	+	453	=	967
9.	875	+	778	=	1.653
10.	788	+	609	=	1.397

Oefening 3
1.	778	+	638	=	1.416
2.	772	+	443	=	1.215
3.	375	+	200	=	575
4.	341	+	291	=	632
5.	983	+	801	=	1.784
6.	632	+	573	=	1.205
7.	759	+	245	=	1.004
8.	849	+	826	=	1.675
9.	817	+	686	=	1.503
10.	958	+	473	=	1.431

Oefening 4
1.	846	+	454	=	1.300
2.	913	+	272	=	1.185
3.	708	+	650	=	1.358
4.	853	+	418	=	1.271
5.	867	+	610	=	1.477
6.	751	+	745	=	1.496
7.	556	+	271	=	827
8.	697	+	464	=	1.161
9.	998	+	906	=	1.904
10.	698	+	520	=	1.218