Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	606	+		=	1.193
2.	812	+		=	1.041
3.	620	+		=	1.101
4.	777	+		=	1.184
5.	909	+		=	1.482
6.	893	+		=	1.398
7.	967	+		=	1.671
8.	753	+		=	1.115
9.	336	+		=	550
10.	896	+		=	1.257

Oefening 2
1.	822	+		=	1.530
2.	956	+		=	1.508
3.	881	+		=	1.588
4.	381	+		=	724
5.	919	+		=	1.502
6.	990	+		=	1.968
7.	879	+		=	1.117
8.	1.000	+		=	1.846
9.	722	+		=	1.330
10.	780	+		=	1.094

Oefening 3
1.	577	+		=	992
2.	528	+		=	971
3.	560	+		=	914
4.	915	+		=	1.518
5.	698	+		=	965
6.	660	+		=	1.015
7.	866	+		=	1.609
8.	716	+		=	1.385
9.	575	+		=	931
10.	821	+		=	1.574

Oefening 4
1.	974	+		=	1.805
2.	686	+		=	1.076
3.	963	+		=	1.400
4.	907	+		=	1.779
5.	215	+		=	429
6.	888	+		=	1.481
7.	862	+		=	1.234
8.	895	+		=	1.679
9.	263	+		=	496
10.	971	+		=	1.722

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	606	+	587	=	1.193
2.	812	+	229	=	1.041
3.	620	+	481	=	1.101
4.	777	+	407	=	1.184
5.	909	+	573	=	1.482
6.	893	+	505	=	1.398
7.	967	+	704	=	1.671
8.	753	+	362	=	1.115
9.	336	+	214	=	550
10.	896	+	361	=	1.257

Oefening 2
1.	822	+	708	=	1.530
2.	956	+	552	=	1.508
3.	881	+	707	=	1.588
4.	381	+	343	=	724
5.	919	+	583	=	1.502
6.	990	+	978	=	1.968
7.	879	+	238	=	1.117
8.	1.000	+	846	=	1.846
9.	722	+	608	=	1.330
10.	780	+	314	=	1.094

Oefening 3
1.	577	+	415	=	992
2.	528	+	443	=	971
3.	560	+	354	=	914
4.	915	+	603	=	1.518
5.	698	+	267	=	965
6.	660	+	355	=	1.015
7.	866	+	743	=	1.609
8.	716	+	669	=	1.385
9.	575	+	356	=	931
10.	821	+	753	=	1.574

Oefening 4
1.	974	+	831	=	1.805
2.	686	+	390	=	1.076
3.	963	+	437	=	1.400
4.	907	+	872	=	1.779
5.	215	+	214	=	429
6.	888	+	593	=	1.481
7.	862	+	372	=	1.234
8.	895	+	784	=	1.679
9.	263	+	233	=	496
10.	971	+	751	=	1.722