Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	790	+		=	1.025
2.	673	+		=	1.141
3.	900	+		=	1.384
4.	676	+		=	950
5.	545	+		=	1.077
6.	664	+		=	1.002
7.	660	+		=	1.140
8.	321	+		=	569
9.	403	+		=	720
10.	387	+		=	706

Oefening 2
1.	507	+		=	913
2.	693	+		=	950
3.	279	+		=	502
4.	533	+		=	1.031
5.	911	+		=	1.502
6.	600	+		=	923
7.	927	+		=	1.179
8.	824	+		=	1.336
9.	685	+		=	1.338
10.	537	+		=	823

Oefening 3
1.	604	+		=	1.067
2.	929	+		=	1.473
3.	931	+		=	1.631
4.	668	+		=	1.057
5.	408	+		=	764
6.	493	+		=	784
7.	699	+		=	1.341
8.	984	+		=	1.409
9.	753	+		=	1.238
10.	558	+		=	884

Oefening 4
1.	738	+		=	1.131
2.	424	+		=	806
3.	433	+		=	663
4.	642	+		=	853
5.	776	+		=	1.054
6.	998	+		=	1.714
7.	634	+		=	1.183
8.	719	+		=	1.055
9.	723	+		=	974
10.	743	+		=	1.000

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	790	+	235	=	1.025
2.	673	+	468	=	1.141
3.	900	+	484	=	1.384
4.	676	+	274	=	950
5.	545	+	532	=	1.077
6.	664	+	338	=	1.002
7.	660	+	480	=	1.140
8.	321	+	248	=	569
9.	403	+	317	=	720
10.	387	+	319	=	706

Oefening 2
1.	507	+	406	=	913
2.	693	+	257	=	950
3.	279	+	223	=	502
4.	533	+	498	=	1.031
5.	911	+	591	=	1.502
6.	600	+	323	=	923
7.	927	+	252	=	1.179
8.	824	+	512	=	1.336
9.	685	+	653	=	1.338
10.	537	+	286	=	823

Oefening 3
1.	604	+	463	=	1.067
2.	929	+	544	=	1.473
3.	931	+	700	=	1.631
4.	668	+	389	=	1.057
5.	408	+	356	=	764
6.	493	+	291	=	784
7.	699	+	642	=	1.341
8.	984	+	425	=	1.409
9.	753	+	485	=	1.238
10.	558	+	326	=	884

Oefening 4
1.	738	+	393	=	1.131
2.	424	+	382	=	806
3.	433	+	230	=	663
4.	642	+	211	=	853
5.	776	+	278	=	1.054
6.	998	+	716	=	1.714
7.	634	+	549	=	1.183
8.	719	+	336	=	1.055
9.	723	+	251	=	974
10.	743	+	257	=	1.000