Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	672	+		=	1.343
2.	657	+		=	1.160
3.	804	+		=	1.373
4.	515	+		=	938
5.	925	+		=	1.293
6.	660	+		=	1.251
7.	894	+		=	1.102
8.	877	+		=	1.278
9.	853	+		=	1.476
10.	982	+		=	1.661

Oefening 2
1.	946	+		=	1.794
2.	512	+		=	786
3.	891	+		=	1.183
4.	811	+		=	1.094
5.	518	+		=	876
6.	862	+		=	1.513
7.	362	+		=	585
8.	673	+		=	1.290
9.	597	+		=	1.016
10.	687	+		=	1.014

Oefening 3
1.	892	+		=	1.475
2.	990	+		=	1.620
3.	504	+		=	782
4.	792	+		=	1.118
5.	856	+		=	1.106
6.	822	+		=	1.113
7.	980	+		=	1.196
8.	904	+		=	1.729
9.	702	+		=	1.359
10.	453	+		=	777

Oefening 4
1.	603	+		=	958
2.	527	+		=	889
3.	998	+		=	1.467
4.	360	+		=	580
5.	792	+		=	1.077
6.	939	+		=	1.535
7.	661	+		=	1.085
8.	818	+		=	1.518
9.	698	+		=	1.058
10.	690	+		=	946

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	672	+	671	=	1.343
2.	657	+	503	=	1.160
3.	804	+	569	=	1.373
4.	515	+	423	=	938
5.	925	+	368	=	1.293
6.	660	+	591	=	1.251
7.	894	+	208	=	1.102
8.	877	+	401	=	1.278
9.	853	+	623	=	1.476
10.	982	+	679	=	1.661

Oefening 2
1.	946	+	848	=	1.794
2.	512	+	274	=	786
3.	891	+	292	=	1.183
4.	811	+	283	=	1.094
5.	518	+	358	=	876
6.	862	+	651	=	1.513
7.	362	+	223	=	585
8.	673	+	617	=	1.290
9.	597	+	419	=	1.016
10.	687	+	327	=	1.014

Oefening 3
1.	892	+	583	=	1.475
2.	990	+	630	=	1.620
3.	504	+	278	=	782
4.	792	+	326	=	1.118
5.	856	+	250	=	1.106
6.	822	+	291	=	1.113
7.	980	+	216	=	1.196
8.	904	+	825	=	1.729
9.	702	+	657	=	1.359
10.	453	+	324	=	777

Oefening 4
1.	603	+	355	=	958
2.	527	+	362	=	889
3.	998	+	469	=	1.467
4.	360	+	220	=	580
5.	792	+	285	=	1.077
6.	939	+	596	=	1.535
7.	661	+	424	=	1.085
8.	818	+	700	=	1.518
9.	698	+	360	=	1.058
10.	690	+	256	=	946