Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	911	+		=	1.313
2.	660	+		=	1.054
3.	911	+		=	1.529
4.	841	+		=	1.386
5.	668	+		=	1.186
6.	941	+		=	1.322
7.	626	+		=	1.201
8.	894	+		=	1.453
9.	222	+		=	443
10.	1.000	+		=	1.813

Oefening 2
1.	937	+		=	1.360
2.	998	+		=	1.650
3.	759	+		=	1.097
4.	788	+		=	1.379
5.	757	+		=	1.367
6.	805	+		=	1.540
7.	414	+		=	824
8.	594	+		=	879
9.	457	+		=	715
10.	826	+		=	1.036

Oefening 3
1.	766	+		=	1.317
2.	474	+		=	812
3.	965	+		=	1.809
4.	687	+		=	1.277
5.	563	+		=	938
6.	703	+		=	987
7.	748	+		=	984
8.	625	+		=	981
9.	856	+		=	1.703
10.	535	+		=	1.027

Oefening 4
1.	525	+		=	867
2.	946	+		=	1.723
3.	509	+		=	834
4.	957	+		=	1.331
5.	778	+		=	1.030
6.	847	+		=	1.592
7.	846	+		=	1.412
8.	505	+		=	819
9.	720	+		=	1.166
10.	900	+		=	1.684

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	911	+	402	=	1.313
2.	660	+	394	=	1.054
3.	911	+	618	=	1.529
4.	841	+	545	=	1.386
5.	668	+	518	=	1.186
6.	941	+	381	=	1.322
7.	626	+	575	=	1.201
8.	894	+	559	=	1.453
9.	222	+	221	=	443
10.	1.000	+	813	=	1.813

Oefening 2
1.	937	+	423	=	1.360
2.	998	+	652	=	1.650
3.	759	+	338	=	1.097
4.	788	+	591	=	1.379
5.	757	+	610	=	1.367
6.	805	+	735	=	1.540
7.	414	+	410	=	824
8.	594	+	285	=	879
9.	457	+	258	=	715
10.	826	+	210	=	1.036

Oefening 3
1.	766	+	551	=	1.317
2.	474	+	338	=	812
3.	965	+	844	=	1.809
4.	687	+	590	=	1.277
5.	563	+	375	=	938
6.	703	+	284	=	987
7.	748	+	236	=	984
8.	625	+	356	=	981
9.	856	+	847	=	1.703
10.	535	+	492	=	1.027

Oefening 4
1.	525	+	342	=	867
2.	946	+	777	=	1.723
3.	509	+	325	=	834
4.	957	+	374	=	1.331
5.	778	+	252	=	1.030
6.	847	+	745	=	1.592
7.	846	+	566	=	1.412
8.	505	+	314	=	819
9.	720	+	446	=	1.166
10.	900	+	784	=	1.684