Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	716	+		=	1.200
2.	828	+		=	1.287
3.	917	+		=	1.282
4.	891	+		=	1.319
5.	541	+		=	901
6.	687	+		=	1.373
7.	926	+		=	1.255
8.	601	+		=	868
9.	774	+		=	984
10.	870	+		=	1.338

Oefening 2
1.	231	+		=	461
2.	541	+		=	1.005
3.	918	+		=	1.394
4.	329	+		=	537
5.	638	+		=	920
6.	855	+		=	1.118
7.	296	+		=	525
8.	887	+		=	1.221
9.	509	+		=	951
10.	951	+		=	1.797

Oefening 3
1.	496	+		=	716
2.	879	+		=	1.562
3.	817	+		=	1.280
4.	549	+		=	932
5.	859	+		=	1.261
6.	928	+		=	1.531
7.	883	+		=	1.766
8.	771	+		=	1.260
9.	648	+		=	1.277
10.	747	+		=	1.001

Oefening 4
1.	862	+		=	1.128
2.	866	+		=	1.456
3.	972	+		=	1.455
4.	406	+		=	675
5.	865	+		=	1.184
6.	844	+		=	1.302
7.	777	+		=	1.252
8.	505	+		=	783
9.	999	+		=	1.588
10.	464	+		=	905

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	716	+	484	=	1.200
2.	828	+	459	=	1.287
3.	917	+	365	=	1.282
4.	891	+	428	=	1.319
5.	541	+	360	=	901
6.	687	+	686	=	1.373
7.	926	+	329	=	1.255
8.	601	+	267	=	868
9.	774	+	210	=	984
10.	870	+	468	=	1.338

Oefening 2
1.	231	+	230	=	461
2.	541	+	464	=	1.005
3.	918	+	476	=	1.394
4.	329	+	208	=	537
5.	638	+	282	=	920
6.	855	+	263	=	1.118
7.	296	+	229	=	525
8.	887	+	334	=	1.221
9.	509	+	442	=	951
10.	951	+	846	=	1.797

Oefening 3
1.	496	+	220	=	716
2.	879	+	683	=	1.562
3.	817	+	463	=	1.280
4.	549	+	383	=	932
5.	859	+	402	=	1.261
6.	928	+	603	=	1.531
7.	883	+	883	=	1.766
8.	771	+	489	=	1.260
9.	648	+	629	=	1.277
10.	747	+	254	=	1.001

Oefening 4
1.	862	+	266	=	1.128
2.	866	+	590	=	1.456
3.	972	+	483	=	1.455
4.	406	+	269	=	675
5.	865	+	319	=	1.184
6.	844	+	458	=	1.302
7.	777	+	475	=	1.252
8.	505	+	278	=	783
9.	999	+	589	=	1.588
10.	464	+	441	=	905