Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	644	+		=	1.091
2.	457	+		=	718
3.	794	+		=	1.451
4.	673	+		=	1.111
5.	623	+		=	1.110
6.	731	+		=	1.161
7.	876	+		=	1.234
8.	998	+		=	1.314
9.	836	+		=	1.373
10.	901	+		=	1.414

Oefening 2
1.	597	+		=	1.074
2.	880	+		=	1.443
3.	610	+		=	962
4.	1.000	+		=	1.437
5.	814	+		=	1.210
6.	889	+		=	1.488
7.	776	+		=	1.352
8.	586	+		=	1.166
9.	980	+		=	1.308
10.	980	+		=	1.940

Oefening 3
1.	858	+		=	1.123
2.	784	+		=	1.098
3.	283	+		=	548
4.	637	+		=	947
5.	521	+		=	738
6.	819	+		=	1.363
7.	345	+		=	562
8.	726	+		=	1.086
9.	772	+		=	1.109
10.	911	+		=	1.401

Oefening 4
1.	941	+		=	1.668
2.	635	+		=	1.031
3.	952	+		=	1.746
4.	920	+		=	1.160
5.	810	+		=	1.258
6.	631	+		=	1.202
7.	878	+		=	1.521
8.	904	+		=	1.675
9.	367	+		=	685
10.	881	+		=	1.123

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	644	+	447	=	1.091
2.	457	+	261	=	718
3.	794	+	657	=	1.451
4.	673	+	438	=	1.111
5.	623	+	487	=	1.110
6.	731	+	430	=	1.161
7.	876	+	358	=	1.234
8.	998	+	316	=	1.314
9.	836	+	537	=	1.373
10.	901	+	513	=	1.414

Oefening 2
1.	597	+	477	=	1.074
2.	880	+	563	=	1.443
3.	610	+	352	=	962
4.	1.000	+	437	=	1.437
5.	814	+	396	=	1.210
6.	889	+	599	=	1.488
7.	776	+	576	=	1.352
8.	586	+	580	=	1.166
9.	980	+	328	=	1.308
10.	980	+	960	=	1.940

Oefening 3
1.	858	+	265	=	1.123
2.	784	+	314	=	1.098
3.	283	+	265	=	548
4.	637	+	310	=	947
5.	521	+	217	=	738
6.	819	+	544	=	1.363
7.	345	+	217	=	562
8.	726	+	360	=	1.086
9.	772	+	337	=	1.109
10.	911	+	490	=	1.401

Oefening 4
1.	941	+	727	=	1.668
2.	635	+	396	=	1.031
3.	952	+	794	=	1.746
4.	920	+	240	=	1.160
5.	810	+	448	=	1.258
6.	631	+	571	=	1.202
7.	878	+	643	=	1.521
8.	904	+	771	=	1.675
9.	367	+	318	=	685
10.	881	+	242	=	1.123