Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	945	+		=	1.454
2.	991	+		=	1.239
3.	704	+		=	1.197
4.	553	+		=	960
5.	993	+		=	1.196
6.	999	+		=	1.624
7.	296	+		=	552
8.	699	+		=	1.250
9.	627	+		=	921
10.	456	+		=	897

Oefening 2
1.	617	+		=	1.065
2.	433	+		=	739
3.	906	+		=	1.632
4.	768	+		=	1.138
5.	636	+		=	990
6.	904	+		=	1.218
7.	378	+		=	714
8.	726	+		=	1.029
9.	555	+		=	1.008
10.	485	+		=	950

Oefening 3
1.	838	+		=	1.404
2.	800	+		=	1.350
3.	919	+		=	1.464
4.	630	+		=	842
5.	601	+		=	1.054
6.	986	+		=	1.264
7.	620	+		=	868
8.	781	+		=	987
9.	438	+		=	745
10.	513	+		=	954

Oefening 4
1.	872	+		=	1.691
2.	980	+		=	1.840
3.	538	+		=	821
4.	654	+		=	868
5.	953	+		=	1.383
6.	945	+		=	1.671
7.	713	+		=	1.101
8.	621	+		=	1.162
9.	832	+		=	1.367
10.	570	+		=	1.113

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	945	+	509	=	1.454
2.	991	+	248	=	1.239
3.	704	+	493	=	1.197
4.	553	+	407	=	960
5.	993	+	203	=	1.196
6.	999	+	625	=	1.624
7.	296	+	256	=	552
8.	699	+	551	=	1.250
9.	627	+	294	=	921
10.	456	+	441	=	897

Oefening 2
1.	617	+	448	=	1.065
2.	433	+	306	=	739
3.	906	+	726	=	1.632
4.	768	+	370	=	1.138
5.	636	+	354	=	990
6.	904	+	314	=	1.218
7.	378	+	336	=	714
8.	726	+	303	=	1.029
9.	555	+	453	=	1.008
10.	485	+	465	=	950

Oefening 3
1.	838	+	566	=	1.404
2.	800	+	550	=	1.350
3.	919	+	545	=	1.464
4.	630	+	212	=	842
5.	601	+	453	=	1.054
6.	986	+	278	=	1.264
7.	620	+	248	=	868
8.	781	+	206	=	987
9.	438	+	307	=	745
10.	513	+	441	=	954

Oefening 4
1.	872	+	819	=	1.691
2.	980	+	860	=	1.840
3.	538	+	283	=	821
4.	654	+	214	=	868
5.	953	+	430	=	1.383
6.	945	+	726	=	1.671
7.	713	+	388	=	1.101
8.	621	+	541	=	1.162
9.	832	+	535	=	1.367
10.	570	+	543	=	1.113