Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	723	+		=	1.010
2.	783	+		=	1.420
3.	799	+		=	1.000
4.	635	+		=	850
5.	564	+		=	1.012
6.	609	+		=	1.203
7.	980	+		=	1.764
8.	829	+		=	1.285
9.	712	+		=	1.055
10.	818	+		=	1.579

Oefening 2
1.	859	+		=	1.510
2.	536	+		=	840
3.	926	+		=	1.574
4.	601	+		=	828
5.	280	+		=	531
6.	909	+		=	1.505
7.	687	+		=	1.180
8.	739	+		=	1.444
9.	774	+		=	1.244
10.	611	+		=	947

Oefening 3
1.	493	+		=	802
2.	759	+		=	1.417
3.	808	+		=	1.528
4.	440	+		=	766
5.	967	+		=	1.596
6.	791	+		=	1.436
7.	825	+		=	1.599
8.	881	+		=	1.262
9.	945	+		=	1.218
10.	981	+		=	1.736

Oefening 4
1.	806	+		=	1.573
2.	606	+		=	943
3.	663	+		=	1.038
4.	801	+		=	1.313
5.	456	+		=	834
6.	712	+		=	1.190
7.	983	+		=	1.293
8.	618	+		=	1.026
9.	783	+		=	1.509
10.	637	+		=	848

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	723	+	287	=	1.010
2.	783	+	637	=	1.420
3.	799	+	201	=	1.000
4.	635	+	215	=	850
5.	564	+	448	=	1.012
6.	609	+	594	=	1.203
7.	980	+	784	=	1.764
8.	829	+	456	=	1.285
9.	712	+	343	=	1.055
10.	818	+	761	=	1.579

Oefening 2
1.	859	+	651	=	1.510
2.	536	+	304	=	840
3.	926	+	648	=	1.574
4.	601	+	227	=	828
5.	280	+	251	=	531
6.	909	+	596	=	1.505
7.	687	+	493	=	1.180
8.	739	+	705	=	1.444
9.	774	+	470	=	1.244
10.	611	+	336	=	947

Oefening 3
1.	493	+	309	=	802
2.	759	+	658	=	1.417
3.	808	+	720	=	1.528
4.	440	+	326	=	766
5.	967	+	629	=	1.596
6.	791	+	645	=	1.436
7.	825	+	774	=	1.599
8.	881	+	381	=	1.262
9.	945	+	273	=	1.218
10.	981	+	755	=	1.736

Oefening 4
1.	806	+	767	=	1.573
2.	606	+	337	=	943
3.	663	+	375	=	1.038
4.	801	+	512	=	1.313
5.	456	+	378	=	834
6.	712	+	478	=	1.190
7.	983	+	310	=	1.293
8.	618	+	408	=	1.026
9.	783	+	726	=	1.509
10.	637	+	211	=	848