Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	806	+		=	1.438
2.	985	+		=	1.581
3.	975	+		=	1.937
4.	754	+		=	1.500
5.	949	+		=	1.632
6.	974	+		=	1.851
7.	525	+		=	895
8.	928	+		=	1.794
9.	580	+		=	1.082
10.	652	+		=	1.302

Oefening 2
1.	843	+		=	1.333
2.	400	+		=	676
3.	817	+		=	1.143
4.	761	+		=	1.418
5.	684	+		=	1.321
6.	672	+		=	1.086
7.	938	+		=	1.233
8.	736	+		=	1.410
9.	460	+		=	888
10.	738	+		=	1.423

Oefening 3
1.	658	+		=	909
2.	738	+		=	1.313
3.	819	+		=	1.464
4.	619	+		=	990
5.	808	+		=	1.388
6.	600	+		=	988
7.	746	+		=	1.293
8.	714	+		=	1.224
9.	679	+		=	1.100
10.	555	+		=	771

Oefening 4
1.	779	+		=	1.088
2.	966	+		=	1.208
3.	787	+		=	1.434
4.	370	+		=	695
5.	497	+		=	968
6.	935	+		=	1.767
7.	699	+		=	1.077
8.	963	+		=	1.543
9.	483	+		=	869
10.	380	+		=	647

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	806	+	632	=	1.438
2.	985	+	596	=	1.581
3.	975	+	962	=	1.937
4.	754	+	746	=	1.500
5.	949	+	683	=	1.632
6.	974	+	877	=	1.851
7.	525	+	370	=	895
8.	928	+	866	=	1.794
9.	580	+	502	=	1.082
10.	652	+	650	=	1.302

Oefening 2
1.	843	+	490	=	1.333
2.	400	+	276	=	676
3.	817	+	326	=	1.143
4.	761	+	657	=	1.418
5.	684	+	637	=	1.321
6.	672	+	414	=	1.086
7.	938	+	295	=	1.233
8.	736	+	674	=	1.410
9.	460	+	428	=	888
10.	738	+	685	=	1.423

Oefening 3
1.	658	+	251	=	909
2.	738	+	575	=	1.313
3.	819	+	645	=	1.464
4.	619	+	371	=	990
5.	808	+	580	=	1.388
6.	600	+	388	=	988
7.	746	+	547	=	1.293
8.	714	+	510	=	1.224
9.	679	+	421	=	1.100
10.	555	+	216	=	771

Oefening 4
1.	779	+	309	=	1.088
2.	966	+	242	=	1.208
3.	787	+	647	=	1.434
4.	370	+	325	=	695
5.	497	+	471	=	968
6.	935	+	832	=	1.767
7.	699	+	378	=	1.077
8.	963	+	580	=	1.543
9.	483	+	386	=	869
10.	380	+	267	=	647