Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	844	+		=	1.119
2.	861	+		=	1.250
3.	549	+		=	932
4.	807	+		=	1.071
5.	348	+		=	650
6.	921	+		=	1.283
7.	893	+		=	1.355
8.	782	+		=	1.223
9.	773	+		=	985
10.	901	+		=	1.730

Oefening 2
1.	978	+		=	1.714
2.	518	+		=	858
3.	762	+		=	1.213
4.	253	+		=	476
5.	715	+		=	1.026
6.	936	+		=	1.400
7.	580	+		=	923
8.	958	+		=	1.188
9.	506	+		=	903
10.	595	+		=	1.082

Oefening 3
1.	548	+		=	920
2.	395	+		=	712
3.	762	+		=	1.482
4.	724	+		=	1.341
5.	879	+		=	1.496
6.	913	+		=	1.323
7.	616	+		=	1.076
8.	607	+		=	1.003
9.	720	+		=	1.255
10.	971	+		=	1.364

Oefening 4
1.	909	+		=	1.296
2.	984	+		=	1.545
3.	687	+		=	1.353
4.	911	+		=	1.347
5.	995	+		=	1.198
6.	982	+		=	1.595
7.	615	+		=	1.051
8.	786	+		=	1.022
9.	598	+		=	928
10.	300	+		=	523

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	844	+	275	=	1.119
2.	861	+	389	=	1.250
3.	549	+	383	=	932
4.	807	+	264	=	1.071
5.	348	+	302	=	650
6.	921	+	362	=	1.283
7.	893	+	462	=	1.355
8.	782	+	441	=	1.223
9.	773	+	212	=	985
10.	901	+	829	=	1.730

Oefening 2
1.	978	+	736	=	1.714
2.	518	+	340	=	858
3.	762	+	451	=	1.213
4.	253	+	223	=	476
5.	715	+	311	=	1.026
6.	936	+	464	=	1.400
7.	580	+	343	=	923
8.	958	+	230	=	1.188
9.	506	+	397	=	903
10.	595	+	487	=	1.082

Oefening 3
1.	548	+	372	=	920
2.	395	+	317	=	712
3.	762	+	720	=	1.482
4.	724	+	617	=	1.341
5.	879	+	617	=	1.496
6.	913	+	410	=	1.323
7.	616	+	460	=	1.076
8.	607	+	396	=	1.003
9.	720	+	535	=	1.255
10.	971	+	393	=	1.364

Oefening 4
1.	909	+	387	=	1.296
2.	984	+	561	=	1.545
3.	687	+	666	=	1.353
4.	911	+	436	=	1.347
5.	995	+	203	=	1.198
6.	982	+	613	=	1.595
7.	615	+	436	=	1.051
8.	786	+	236	=	1.022
9.	598	+	330	=	928
10.	300	+	223	=	523