Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	926	+		=	1.802
2.	923	+		=	1.744
3.	761	+		=	1.067
4.	487	+		=	769
5.	390	+		=	752
6.	631	+		=	1.200
7.	752	+		=	1.360
8.	809	+		=	1.421
9.	630	+		=	1.135
10.	479	+		=	695

Oefening 2
1.	767	+		=	1.066
2.	895	+		=	1.277
3.	328	+		=	647
4.	908	+		=	1.578
5.	644	+		=	936
6.	890	+		=	1.687
7.	823	+		=	1.176
8.	303	+		=	534
9.	647	+		=	1.219
10.	414	+		=	715

Oefening 3
1.	781	+		=	1.060
2.	677	+		=	1.016
3.	558	+		=	896
4.	962	+		=	1.368
5.	881	+		=	1.714
6.	519	+		=	833
7.	600	+		=	950
8.	519	+		=	919
9.	520	+		=	862
10.	999	+		=	1.220

Oefening 4
1.	773	+		=	1.023
2.	572	+		=	973
3.	566	+		=	777
4.	786	+		=	1.560
5.	300	+		=	501
6.	873	+		=	1.700
7.	451	+		=	893
8.	467	+		=	830
9.	689	+		=	1.104
10.	491	+		=	956

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	926	+	876	=	1.802
2.	923	+	821	=	1.744
3.	761	+	306	=	1.067
4.	487	+	282	=	769
5.	390	+	362	=	752
6.	631	+	569	=	1.200
7.	752	+	608	=	1.360
8.	809	+	612	=	1.421
9.	630	+	505	=	1.135
10.	479	+	216	=	695

Oefening 2
1.	767	+	299	=	1.066
2.	895	+	382	=	1.277
3.	328	+	319	=	647
4.	908	+	670	=	1.578
5.	644	+	292	=	936
6.	890	+	797	=	1.687
7.	823	+	353	=	1.176
8.	303	+	231	=	534
9.	647	+	572	=	1.219
10.	414	+	301	=	715

Oefening 3
1.	781	+	279	=	1.060
2.	677	+	339	=	1.016
3.	558	+	338	=	896
4.	962	+	406	=	1.368
5.	881	+	833	=	1.714
6.	519	+	314	=	833
7.	600	+	350	=	950
8.	519	+	400	=	919
9.	520	+	342	=	862
10.	999	+	221	=	1.220

Oefening 4
1.	773	+	250	=	1.023
2.	572	+	401	=	973
3.	566	+	211	=	777
4.	786	+	774	=	1.560
5.	300	+	201	=	501
6.	873	+	827	=	1.700
7.	451	+	442	=	893
8.	467	+	363	=	830
9.	689	+	415	=	1.104
10.	491	+	465	=	956