Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	904	+		=	1.435
2.	444	+		=	862
3.	487	+		=	792
4.	920	+		=	1.567
5.	481	+		=	789
6.	974	+		=	1.325
7.	549	+		=	775
8.	723	+		=	1.313
9.	862	+		=	1.343
10.	541	+		=	1.056

Oefening 2
1.	742	+		=	991
2.	563	+		=	870
3.	737	+		=	1.404
4.	917	+		=	1.655
5.	984	+		=	1.351
6.	842	+		=	1.619
7.	482	+		=	940
8.	410	+		=	678
9.	509	+		=	848
10.	339	+		=	561

Oefening 3
1.	982	+		=	1.275
2.	854	+		=	1.300
3.	723	+		=	968
4.	560	+		=	793
5.	415	+		=	736
6.	846	+		=	1.224
7.	887	+		=	1.509
8.	919	+		=	1.298
9.	640	+		=	1.224
10.	652	+		=	1.044

Oefening 4
1.	659	+		=	1.080
2.	515	+		=	920
3.	308	+		=	517
4.	973	+		=	1.732
5.	688	+		=	1.011
6.	561	+		=	945
7.	961	+		=	1.579
8.	839	+		=	1.476
9.	688	+		=	1.324
10.	997	+		=	1.618

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	904	+	531	=	1.435
2.	444	+	418	=	862
3.	487	+	305	=	792
4.	920	+	647	=	1.567
5.	481	+	308	=	789
6.	974	+	351	=	1.325
7.	549	+	226	=	775
8.	723	+	590	=	1.313
9.	862	+	481	=	1.343
10.	541	+	515	=	1.056

Oefening 2
1.	742	+	249	=	991
2.	563	+	307	=	870
3.	737	+	667	=	1.404
4.	917	+	738	=	1.655
5.	984	+	367	=	1.351
6.	842	+	777	=	1.619
7.	482	+	458	=	940
8.	410	+	268	=	678
9.	509	+	339	=	848
10.	339	+	222	=	561

Oefening 3
1.	982	+	293	=	1.275
2.	854	+	446	=	1.300
3.	723	+	245	=	968
4.	560	+	233	=	793
5.	415	+	321	=	736
6.	846	+	378	=	1.224
7.	887	+	622	=	1.509
8.	919	+	379	=	1.298
9.	640	+	584	=	1.224
10.	652	+	392	=	1.044

Oefening 4
1.	659	+	421	=	1.080
2.	515	+	405	=	920
3.	308	+	209	=	517
4.	973	+	759	=	1.732
5.	688	+	323	=	1.011
6.	561	+	384	=	945
7.	961	+	618	=	1.579
8.	839	+	637	=	1.476
9.	688	+	636	=	1.324
10.	997	+	621	=	1.618