Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	948	+		=	1.336
2.	675	+		=	1.330
3.	709	+		=	1.267
4.	938	+		=	1.850
5.	780	+		=	1.329
6.	982	+		=	1.215
7.	717	+		=	933
8.	706	+		=	1.306
9.	398	+		=	728
10.	613	+		=	1.125

Oefening 2
1.	848	+		=	1.080
2.	974	+		=	1.542
3.	791	+		=	1.169
4.	494	+		=	964
5.	894	+		=	1.137
6.	462	+		=	770
7.	852	+		=	1.576
8.	1.000	+		=	1.907
9.	331	+		=	605
10.	703	+		=	1.369

Oefening 3
1.	476	+		=	761
2.	546	+		=	971
3.	1.000	+		=	1.684
4.	925	+		=	1.412
5.	983	+		=	1.857
6.	824	+		=	1.276
7.	646	+		=	963
8.	618	+		=	892
9.	880	+		=	1.545
10.	404	+		=	643

Oefening 4
1.	991	+		=	1.386
2.	815	+		=	1.559
3.	864	+		=	1.621
4.	387	+		=	691
5.	729	+		=	1.036
6.	829	+		=	1.098
7.	946	+		=	1.555
8.	724	+		=	976
9.	916	+		=	1.595
10.	654	+		=	1.274

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	948	+	388	=	1.336
2.	675	+	655	=	1.330
3.	709	+	558	=	1.267
4.	938	+	912	=	1.850
5.	780	+	549	=	1.329
6.	982	+	233	=	1.215
7.	717	+	216	=	933
8.	706	+	600	=	1.306
9.	398	+	330	=	728
10.	613	+	512	=	1.125

Oefening 2
1.	848	+	232	=	1.080
2.	974	+	568	=	1.542
3.	791	+	378	=	1.169
4.	494	+	470	=	964
5.	894	+	243	=	1.137
6.	462	+	308	=	770
7.	852	+	724	=	1.576
8.	1.000	+	907	=	1.907
9.	331	+	274	=	605
10.	703	+	666	=	1.369

Oefening 3
1.	476	+	285	=	761
2.	546	+	425	=	971
3.	1.000	+	684	=	1.684
4.	925	+	487	=	1.412
5.	983	+	874	=	1.857
6.	824	+	452	=	1.276
7.	646	+	317	=	963
8.	618	+	274	=	892
9.	880	+	665	=	1.545
10.	404	+	239	=	643

Oefening 4
1.	991	+	395	=	1.386
2.	815	+	744	=	1.559
3.	864	+	757	=	1.621
4.	387	+	304	=	691
5.	729	+	307	=	1.036
6.	829	+	269	=	1.098
7.	946	+	609	=	1.555
8.	724	+	252	=	976
9.	916	+	679	=	1.595
10.	654	+	620	=	1.274