Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	866	+		=	1.531
2.	466	+		=	736
3.	502	+		=	820
4.	680	+		=	1.305
5.	759	+		=	1.066
6.	819	+		=	1.083
7.	636	+		=	840
8.	525	+		=	775
9.	808	+		=	1.225
10.	610	+		=	1.157

Oefening 2
1.	966	+		=	1.852
2.	950	+		=	1.361
3.	304	+		=	562
4.	394	+		=	782
5.	504	+		=	895
6.	866	+		=	1.501
7.	791	+		=	1.199
8.	597	+		=	1.123
9.	351	+		=	575
10.	484	+		=	843

Oefening 3
1.	555	+		=	1.014
2.	923	+		=	1.744
3.	861	+		=	1.598
4.	695	+		=	1.052
5.	701	+		=	1.026
6.	913	+		=	1.490
7.	597	+		=	862
8.	804	+		=	1.121
9.	860	+		=	1.375
10.	651	+		=	1.195

Oefening 4
1.	556	+		=	1.034
2.	918	+		=	1.757
3.	993	+		=	1.339
4.	653	+		=	1.137
5.	785	+		=	1.038
6.	649	+		=	1.237
7.	718	+		=	993
8.	712	+		=	941
9.	858	+		=	1.378
10.	908	+		=	1.388

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	866	+	665	=	1.531
2.	466	+	270	=	736
3.	502	+	318	=	820
4.	680	+	625	=	1.305
5.	759	+	307	=	1.066
6.	819	+	264	=	1.083
7.	636	+	204	=	840
8.	525	+	250	=	775
9.	808	+	417	=	1.225
10.	610	+	547	=	1.157

Oefening 2
1.	966	+	886	=	1.852
2.	950	+	411	=	1.361
3.	304	+	258	=	562
4.	394	+	388	=	782
5.	504	+	391	=	895
6.	866	+	635	=	1.501
7.	791	+	408	=	1.199
8.	597	+	526	=	1.123
9.	351	+	224	=	575
10.	484	+	359	=	843

Oefening 3
1.	555	+	459	=	1.014
2.	923	+	821	=	1.744
3.	861	+	737	=	1.598
4.	695	+	357	=	1.052
5.	701	+	325	=	1.026
6.	913	+	577	=	1.490
7.	597	+	265	=	862
8.	804	+	317	=	1.121
9.	860	+	515	=	1.375
10.	651	+	544	=	1.195

Oefening 4
1.	556	+	478	=	1.034
2.	918	+	839	=	1.757
3.	993	+	346	=	1.339
4.	653	+	484	=	1.137
5.	785	+	253	=	1.038
6.	649	+	588	=	1.237
7.	718	+	275	=	993
8.	712	+	229	=	941
9.	858	+	520	=	1.378
10.	908	+	480	=	1.388