Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	778	+		=	1.375
2.	936	+		=	1.430
3.	683	+		=	1.333
4.	587	+		=	1.161
5.	996	+		=	1.259
6.	879	+		=	1.110
7.	935	+		=	1.136
8.	624	+		=	1.196
9.	995	+		=	1.533
10.	911	+		=	1.740

Oefening 2
1.	445	+		=	684
2.	791	+		=	1.109
3.	971	+		=	1.649
4.	621	+		=	1.105
5.	971	+		=	1.577
6.	950	+		=	1.277
7.	877	+		=	1.207
8.	752	+		=	1.402
9.	864	+		=	1.314
10.	329	+		=	553

Oefening 3
1.	422	+		=	684
2.	1.000	+		=	1.219
3.	992	+		=	1.414
4.	726	+		=	1.125
5.	537	+		=	971
6.	701	+		=	1.101
7.	558	+		=	1.012
8.	805	+		=	1.233
9.	714	+		=	1.190
10.	432	+		=	644

Oefening 4
1.	856	+		=	1.709
2.	365	+		=	654
3.	937	+		=	1.626
4.	831	+		=	1.171
5.	773	+		=	1.193
6.	599	+		=	1.046
7.	946	+		=	1.765
8.	391	+		=	733
9.	938	+		=	1.863
10.	768	+		=	1.147

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	778	+	597	=	1.375
2.	936	+	494	=	1.430
3.	683	+	650	=	1.333
4.	587	+	574	=	1.161
5.	996	+	263	=	1.259
6.	879	+	231	=	1.110
7.	935	+	201	=	1.136
8.	624	+	572	=	1.196
9.	995	+	538	=	1.533
10.	911	+	829	=	1.740

Oefening 2
1.	445	+	239	=	684
2.	791	+	318	=	1.109
3.	971	+	678	=	1.649
4.	621	+	484	=	1.105
5.	971	+	606	=	1.577
6.	950	+	327	=	1.277
7.	877	+	330	=	1.207
8.	752	+	650	=	1.402
9.	864	+	450	=	1.314
10.	329	+	224	=	553

Oefening 3
1.	422	+	262	=	684
2.	1.000	+	219	=	1.219
3.	992	+	422	=	1.414
4.	726	+	399	=	1.125
5.	537	+	434	=	971
6.	701	+	400	=	1.101
7.	558	+	454	=	1.012
8.	805	+	428	=	1.233
9.	714	+	476	=	1.190
10.	432	+	212	=	644

Oefening 4
1.	856	+	853	=	1.709
2.	365	+	289	=	654
3.	937	+	689	=	1.626
4.	831	+	340	=	1.171
5.	773	+	420	=	1.193
6.	599	+	447	=	1.046
7.	946	+	819	=	1.765
8.	391	+	342	=	733
9.	938	+	925	=	1.863
10.	768	+	379	=	1.147