Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	802	+		=	1.504
2.	630	+		=	830
3.	883	+		=	1.546
4.	930	+		=	1.223
5.	977	+		=	1.921
6.	896	+		=	1.311
7.	716	+		=	1.103
8.	851	+		=	1.469
9.	701	+		=	1.141
10.	899	+		=	1.778

Oefening 2
1.	973	+		=	1.667
2.	824	+		=	1.372
3.	780	+		=	1.541
4.	584	+		=	825
5.	975	+		=	1.796
6.	448	+		=	653
7.	767	+		=	1.425
8.	748	+		=	1.161
9.	467	+		=	710
10.	882	+		=	1.342

Oefening 3
1.	700	+		=	987
2.	563	+		=	903
3.	670	+		=	963
4.	928	+		=	1.759
5.	857	+		=	1.445
6.	741	+		=	1.241
7.	682	+		=	910
8.	765	+		=	1.421
9.	849	+		=	1.629
10.	964	+		=	1.382

Oefening 4
1.	899	+		=	1.111
2.	928	+		=	1.430
3.	654	+		=	921
4.	844	+		=	1.248
5.	836	+		=	1.174
6.	858	+		=	1.493
7.	838	+		=	1.149
8.	915	+		=	1.159
9.	878	+		=	1.247
10.	704	+		=	1.339

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	802	+	702	=	1.504
2.	630	+	200	=	830
3.	883	+	663	=	1.546
4.	930	+	293	=	1.223
5.	977	+	944	=	1.921
6.	896	+	415	=	1.311
7.	716	+	387	=	1.103
8.	851	+	618	=	1.469
9.	701	+	440	=	1.141
10.	899	+	879	=	1.778

Oefening 2
1.	973	+	694	=	1.667
2.	824	+	548	=	1.372
3.	780	+	761	=	1.541
4.	584	+	241	=	825
5.	975	+	821	=	1.796
6.	448	+	205	=	653
7.	767	+	658	=	1.425
8.	748	+	413	=	1.161
9.	467	+	243	=	710
10.	882	+	460	=	1.342

Oefening 3
1.	700	+	287	=	987
2.	563	+	340	=	903
3.	670	+	293	=	963
4.	928	+	831	=	1.759
5.	857	+	588	=	1.445
6.	741	+	500	=	1.241
7.	682	+	228	=	910
8.	765	+	656	=	1.421
9.	849	+	780	=	1.629
10.	964	+	418	=	1.382

Oefening 4
1.	899	+	212	=	1.111
2.	928	+	502	=	1.430
3.	654	+	267	=	921
4.	844	+	404	=	1.248
5.	836	+	338	=	1.174
6.	858	+	635	=	1.493
7.	838	+	311	=	1.149
8.	915	+	244	=	1.159
9.	878	+	369	=	1.247
10.	704	+	635	=	1.339