Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	812	+		=	1.246
2.	954	+		=	1.355
3.	967	+		=	1.927
4.	322	+		=	528
5.	896	+		=	1.401
6.	423	+		=	765
7.	667	+		=	1.295
8.	795	+		=	1.280
9.	828	+		=	1.330
10.	900	+		=	1.616

Oefening 2
1.	998	+		=	1.704
2.	804	+		=	1.104
3.	805	+		=	1.141
4.	989	+		=	1.938
5.	821	+		=	1.244
6.	595	+		=	1.092
7.	848	+		=	1.254
8.	910	+		=	1.268
9.	381	+		=	589
10.	944	+		=	1.473

Oefening 3
1.	897	+		=	1.442
2.	755	+		=	1.278
3.	840	+		=	1.487
4.	949	+		=	1.553
5.	489	+		=	796
6.	792	+		=	1.552
7.	640	+		=	1.111
8.	920	+		=	1.675
9.	800	+		=	1.410
10.	980	+		=	1.464

Oefening 4
1.	522	+		=	961
2.	787	+		=	1.406
3.	442	+		=	722
4.	600	+		=	835
5.	339	+		=	603
6.	612	+		=	935
7.	758	+		=	1.361
8.	837	+		=	1.497
9.	630	+		=	1.189
10.	846	+		=	1.494

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	812	+	434	=	1.246
2.	954	+	401	=	1.355
3.	967	+	960	=	1.927
4.	322	+	206	=	528
5.	896	+	505	=	1.401
6.	423	+	342	=	765
7.	667	+	628	=	1.295
8.	795	+	485	=	1.280
9.	828	+	502	=	1.330
10.	900	+	716	=	1.616

Oefening 2
1.	998	+	706	=	1.704
2.	804	+	300	=	1.104
3.	805	+	336	=	1.141
4.	989	+	949	=	1.938
5.	821	+	423	=	1.244
6.	595	+	497	=	1.092
7.	848	+	406	=	1.254
8.	910	+	358	=	1.268
9.	381	+	208	=	589
10.	944	+	529	=	1.473

Oefening 3
1.	897	+	545	=	1.442
2.	755	+	523	=	1.278
3.	840	+	647	=	1.487
4.	949	+	604	=	1.553
5.	489	+	307	=	796
6.	792	+	760	=	1.552
7.	640	+	471	=	1.111
8.	920	+	755	=	1.675
9.	800	+	610	=	1.410
10.	980	+	484	=	1.464

Oefening 4
1.	522	+	439	=	961
2.	787	+	619	=	1.406
3.	442	+	280	=	722
4.	600	+	235	=	835
5.	339	+	264	=	603
6.	612	+	323	=	935
7.	758	+	603	=	1.361
8.	837	+	660	=	1.497
9.	630	+	559	=	1.189
10.	846	+	648	=	1.494