Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	664	+		=	1.225
2.	999	+		=	1.454
3.	904	+		=	1.576
4.	905	+		=	1.562
5.	632	+		=	1.101
6.	789	+		=	1.509
7.	745	+		=	975
8.	704	+		=	1.097
9.	637	+		=	943
10.	726	+		=	1.338

Oefening 2
1.	725	+		=	1.007
2.	535	+		=	817
3.	762	+		=	1.290
4.	810	+		=	1.600
5.	907	+		=	1.717
6.	522	+		=	989
7.	541	+		=	995
8.	882	+		=	1.612
9.	939	+		=	1.428
10.	901	+		=	1.289

Oefening 3
1.	706	+		=	1.077
2.	776	+		=	1.109
3.	844	+		=	1.144
4.	918	+		=	1.541
5.	791	+		=	1.187
6.	698	+		=	1.156
7.	293	+		=	509
8.	586	+		=	1.007
9.	699	+		=	1.142
10.	960	+		=	1.396

Oefening 4
1.	954	+		=	1.519
2.	466	+		=	832
3.	507	+		=	858
4.	626	+		=	1.204
5.	930	+		=	1.619
6.	632	+		=	967
7.	512	+		=	753
8.	840	+		=	1.074
9.	978	+		=	1.415
10.	910	+		=	1.493

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	664	+	561	=	1.225
2.	999	+	455	=	1.454
3.	904	+	672	=	1.576
4.	905	+	657	=	1.562
5.	632	+	469	=	1.101
6.	789	+	720	=	1.509
7.	745	+	230	=	975
8.	704	+	393	=	1.097
9.	637	+	306	=	943
10.	726	+	612	=	1.338

Oefening 2
1.	725	+	282	=	1.007
2.	535	+	282	=	817
3.	762	+	528	=	1.290
4.	810	+	790	=	1.600
5.	907	+	810	=	1.717
6.	522	+	467	=	989
7.	541	+	454	=	995
8.	882	+	730	=	1.612
9.	939	+	489	=	1.428
10.	901	+	388	=	1.289

Oefening 3
1.	706	+	371	=	1.077
2.	776	+	333	=	1.109
3.	844	+	300	=	1.144
4.	918	+	623	=	1.541
5.	791	+	396	=	1.187
6.	698	+	458	=	1.156
7.	293	+	216	=	509
8.	586	+	421	=	1.007
9.	699	+	443	=	1.142
10.	960	+	436	=	1.396

Oefening 4
1.	954	+	565	=	1.519
2.	466	+	366	=	832
3.	507	+	351	=	858
4.	626	+	578	=	1.204
5.	930	+	689	=	1.619
6.	632	+	335	=	967
7.	512	+	241	=	753
8.	840	+	234	=	1.074
9.	978	+	437	=	1.415
10.	910	+	583	=	1.493