Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	945	+		=	1.857
2.	868	+		=	1.543
3.	828	+		=	1.275
4.	788	+		=	1.313
5.	636	+		=	1.163
6.	944	+		=	1.685
7.	602	+		=	1.174
8.	643	+		=	1.102
9.	999	+		=	1.810
10.	964	+		=	1.911

Oefening 2
1.	955	+		=	1.234
2.	826	+		=	1.493
3.	966	+		=	1.712
4.	675	+		=	1.339
5.	934	+		=	1.589
6.	950	+		=	1.167
7.	458	+		=	707
8.	512	+		=	883
9.	951	+		=	1.812
10.	384	+		=	732

Oefening 3
1.	517	+		=	831
2.	939	+		=	1.743
3.	913	+		=	1.280
4.	372	+		=	648
5.	643	+		=	1.167
6.	775	+		=	1.390
7.	605	+		=	1.177
8.	700	+		=	1.357
9.	643	+		=	992
10.	741	+		=	1.078

Oefening 4
1.	669	+		=	927
2.	411	+		=	651
3.	939	+		=	1.534
4.	660	+		=	961
5.	887	+		=	1.441
6.	760	+		=	1.176
7.	784	+		=	1.322
8.	534	+		=	945
9.	276	+		=	545
10.	913	+		=	1.162

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	945	+	912	=	1.857
2.	868	+	675	=	1.543
3.	828	+	447	=	1.275
4.	788	+	525	=	1.313
5.	636	+	527	=	1.163
6.	944	+	741	=	1.685
7.	602	+	572	=	1.174
8.	643	+	459	=	1.102
9.	999	+	811	=	1.810
10.	964	+	947	=	1.911

Oefening 2
1.	955	+	279	=	1.234
2.	826	+	667	=	1.493
3.	966	+	746	=	1.712
4.	675	+	664	=	1.339
5.	934	+	655	=	1.589
6.	950	+	217	=	1.167
7.	458	+	249	=	707
8.	512	+	371	=	883
9.	951	+	861	=	1.812
10.	384	+	348	=	732

Oefening 3
1.	517	+	314	=	831
2.	939	+	804	=	1.743
3.	913	+	367	=	1.280
4.	372	+	276	=	648
5.	643	+	524	=	1.167
6.	775	+	615	=	1.390
7.	605	+	572	=	1.177
8.	700	+	657	=	1.357
9.	643	+	349	=	992
10.	741	+	337	=	1.078

Oefening 4
1.	669	+	258	=	927
2.	411	+	240	=	651
3.	939	+	595	=	1.534
4.	660	+	301	=	961
5.	887	+	554	=	1.441
6.	760	+	416	=	1.176
7.	784	+	538	=	1.322
8.	534	+	411	=	945
9.	276	+	269	=	545
10.	913	+	249	=	1.162