Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	974	+		=	1.459
2.	682	+		=	1.128
3.	582	+		=	1.066
4.	653	+		=	1.197
5.	918	+		=	1.432
6.	654	+		=	1.040
7.	851	+		=	1.406
8.	827	+		=	1.178
9.	523	+		=	960
10.	837	+		=	1.593

Oefening 2
1.	690	+		=	1.270
2.	825	+		=	1.274
3.	821	+		=	1.232
4.	850	+		=	1.554
5.	569	+		=	861
6.	535	+		=	861
7.	930	+		=	1.503
8.	799	+		=	1.108
9.	561	+		=	1.045
10.	802	+		=	1.378

Oefening 3
1.	547	+		=	1.069
2.	689	+		=	973
3.	484	+		=	967
4.	414	+		=	812
5.	964	+		=	1.211
6.	895	+		=	1.730
7.	884	+		=	1.226
8.	823	+		=	1.032
9.	324	+		=	530
10.	869	+		=	1.600

Oefening 4
1.	652	+		=	1.248
2.	701	+		=	1.201
3.	411	+		=	805
4.	638	+		=	959
5.	538	+		=	772
6.	944	+		=	1.198
7.	836	+		=	1.198
8.	909	+		=	1.737
9.	338	+		=	551
10.	614	+		=	885

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	974	+	485	=	1.459
2.	682	+	446	=	1.128
3.	582	+	484	=	1.066
4.	653	+	544	=	1.197
5.	918	+	514	=	1.432
6.	654	+	386	=	1.040
7.	851	+	555	=	1.406
8.	827	+	351	=	1.178
9.	523	+	437	=	960
10.	837	+	756	=	1.593

Oefening 2
1.	690	+	580	=	1.270
2.	825	+	449	=	1.274
3.	821	+	411	=	1.232
4.	850	+	704	=	1.554
5.	569	+	292	=	861
6.	535	+	326	=	861
7.	930	+	573	=	1.503
8.	799	+	309	=	1.108
9.	561	+	484	=	1.045
10.	802	+	576	=	1.378

Oefening 3
1.	547	+	522	=	1.069
2.	689	+	284	=	973
3.	484	+	483	=	967
4.	414	+	398	=	812
5.	964	+	247	=	1.211
6.	895	+	835	=	1.730
7.	884	+	342	=	1.226
8.	823	+	209	=	1.032
9.	324	+	206	=	530
10.	869	+	731	=	1.600

Oefening 4
1.	652	+	596	=	1.248
2.	701	+	500	=	1.201
3.	411	+	394	=	805
4.	638	+	321	=	959
5.	538	+	234	=	772
6.	944	+	254	=	1.198
7.	836	+	362	=	1.198
8.	909	+	828	=	1.737
9.	338	+	213	=	551
10.	614	+	271	=	885