Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	972	+		=	1.866
2.	771	+		=	1.195
3.	474	+		=	814
4.	678	+		=	1.319
5.	835	+		=	1.070
6.	922	+		=	1.664
7.	559	+		=	863
8.	683	+		=	1.257
9.	776	+		=	1.124
10.	917	+		=	1.191

Oefening 2
1.	511	+		=	815
2.	825	+		=	1.110
3.	562	+		=	946
4.	765	+		=	1.525
5.	869	+		=	1.104
6.	841	+		=	1.051
7.	942	+		=	1.195
8.	713	+		=	1.078
9.	420	+		=	749
10.	822	+		=	1.087

Oefening 3
1.	724	+		=	1.200
2.	581	+		=	977
3.	320	+		=	607
4.	634	+		=	1.224
5.	507	+		=	842
6.	353	+		=	569
7.	426	+		=	673
8.	963	+		=	1.649
9.	634	+		=	922
10.	996	+		=	1.536

Oefening 4
1.	879	+		=	1.754
2.	862	+		=	1.562
3.	614	+		=	1.006
4.	520	+		=	913
5.	659	+		=	1.043
6.	499	+		=	956
7.	751	+		=	1.216
8.	724	+		=	1.334
9.	659	+		=	1.051
10.	485	+		=	891

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	972	+	894	=	1.866
2.	771	+	424	=	1.195
3.	474	+	340	=	814
4.	678	+	641	=	1.319
5.	835	+	235	=	1.070
6.	922	+	742	=	1.664
7.	559	+	304	=	863
8.	683	+	574	=	1.257
9.	776	+	348	=	1.124
10.	917	+	274	=	1.191

Oefening 2
1.	511	+	304	=	815
2.	825	+	285	=	1.110
3.	562	+	384	=	946
4.	765	+	760	=	1.525
5.	869	+	235	=	1.104
6.	841	+	210	=	1.051
7.	942	+	253	=	1.195
8.	713	+	365	=	1.078
9.	420	+	329	=	749
10.	822	+	265	=	1.087

Oefening 3
1.	724	+	476	=	1.200
2.	581	+	396	=	977
3.	320	+	287	=	607
4.	634	+	590	=	1.224
5.	507	+	335	=	842
6.	353	+	216	=	569
7.	426	+	247	=	673
8.	963	+	686	=	1.649
9.	634	+	288	=	922
10.	996	+	540	=	1.536

Oefening 4
1.	879	+	875	=	1.754
2.	862	+	700	=	1.562
3.	614	+	392	=	1.006
4.	520	+	393	=	913
5.	659	+	384	=	1.043
6.	499	+	457	=	956
7.	751	+	465	=	1.216
8.	724	+	610	=	1.334
9.	659	+	392	=	1.051
10.	485	+	406	=	891