Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	861	+		=	1.086
2.	938	+		=	1.813
3.	881	+		=	1.125
4.	411	+		=	714
5.	964	+		=	1.361
6.	839	+		=	1.337
7.	619	+		=	1.203
8.	713	+		=	942
9.	479	+		=	713
10.	781	+		=	1.173

Oefening 2
1.	981	+		=	1.656
2.	636	+		=	1.012
3.	581	+		=	814
4.	721	+		=	1.210
5.	712	+		=	1.186
6.	993	+		=	1.492
7.	814	+		=	1.144
8.	360	+		=	560
9.	508	+		=	734
10.	937	+		=	1.222

Oefening 3
1.	781	+		=	1.233
2.	956	+		=	1.747
3.	796	+		=	1.380
4.	700	+		=	1.100
5.	686	+		=	1.120
6.	648	+		=	1.122
7.	944	+		=	1.409
8.	751	+		=	1.271
9.	645	+		=	1.080
10.	717	+		=	1.383

Oefening 4
1.	538	+		=	806
2.	323	+		=	636
3.	411	+		=	618
4.	955	+		=	1.448
5.	603	+		=	817
6.	582	+		=	874
7.	911	+		=	1.565
8.	846	+		=	1.451
9.	713	+		=	1.420
10.	822	+		=	1.111

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	861	+	225	=	1.086
2.	938	+	875	=	1.813
3.	881	+	244	=	1.125
4.	411	+	303	=	714
5.	964	+	397	=	1.361
6.	839	+	498	=	1.337
7.	619	+	584	=	1.203
8.	713	+	229	=	942
9.	479	+	234	=	713
10.	781	+	392	=	1.173

Oefening 2
1.	981	+	675	=	1.656
2.	636	+	376	=	1.012
3.	581	+	233	=	814
4.	721	+	489	=	1.210
5.	712	+	474	=	1.186
6.	993	+	499	=	1.492
7.	814	+	330	=	1.144
8.	360	+	200	=	560
9.	508	+	226	=	734
10.	937	+	285	=	1.222

Oefening 3
1.	781	+	452	=	1.233
2.	956	+	791	=	1.747
3.	796	+	584	=	1.380
4.	700	+	400	=	1.100
5.	686	+	434	=	1.120
6.	648	+	474	=	1.122
7.	944	+	465	=	1.409
8.	751	+	520	=	1.271
9.	645	+	435	=	1.080
10.	717	+	666	=	1.383

Oefening 4
1.	538	+	268	=	806
2.	323	+	313	=	636
3.	411	+	207	=	618
4.	955	+	493	=	1.448
5.	603	+	214	=	817
6.	582	+	292	=	874
7.	911	+	654	=	1.565
8.	846	+	605	=	1.451
9.	713	+	707	=	1.420
10.	822	+	289	=	1.111