Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	639	+		=	952
2.	664	+		=	1.063
3.	903	+		=	1.760
4.	839	+		=	1.420
5.	848	+		=	1.101
6.	958	+		=	1.597
7.	782	+		=	1.049
8.	757	+		=	1.059
9.	333	+		=	606
10.	829	+		=	1.389

Oefening 2
1.	789	+		=	1.521
2.	641	+		=	902
3.	966	+		=	1.356
4.	954	+		=	1.229
5.	573	+		=	875
6.	720	+		=	1.389
7.	825	+		=	1.121
8.	699	+		=	1.020
9.	551	+		=	1.102
10.	762	+		=	1.169

Oefening 3
1.	726	+		=	1.325
2.	903	+		=	1.692
3.	587	+		=	1.092
4.	752	+		=	1.066
5.	290	+		=	559
6.	901	+		=	1.482
7.	793	+		=	1.108
8.	704	+		=	1.190
9.	627	+		=	895
10.	293	+		=	514

Oefening 4
1.	837	+		=	1.160
2.	487	+		=	779
3.	793	+		=	1.161
4.	596	+		=	1.146
5.	834	+		=	1.281
6.	500	+		=	799
7.	447	+		=	679
8.	972	+		=	1.195
9.	935	+		=	1.704
10.	570	+		=	923

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	639	+	313	=	952
2.	664	+	399	=	1.063
3.	903	+	857	=	1.760
4.	839	+	581	=	1.420
5.	848	+	253	=	1.101
6.	958	+	639	=	1.597
7.	782	+	267	=	1.049
8.	757	+	302	=	1.059
9.	333	+	273	=	606
10.	829	+	560	=	1.389

Oefening 2
1.	789	+	732	=	1.521
2.	641	+	261	=	902
3.	966	+	390	=	1.356
4.	954	+	275	=	1.229
5.	573	+	302	=	875
6.	720	+	669	=	1.389
7.	825	+	296	=	1.121
8.	699	+	321	=	1.020
9.	551	+	551	=	1.102
10.	762	+	407	=	1.169

Oefening 3
1.	726	+	599	=	1.325
2.	903	+	789	=	1.692
3.	587	+	505	=	1.092
4.	752	+	314	=	1.066
5.	290	+	269	=	559
6.	901	+	581	=	1.482
7.	793	+	315	=	1.108
8.	704	+	486	=	1.190
9.	627	+	268	=	895
10.	293	+	221	=	514

Oefening 4
1.	837	+	323	=	1.160
2.	487	+	292	=	779
3.	793	+	368	=	1.161
4.	596	+	550	=	1.146
5.	834	+	447	=	1.281
6.	500	+	299	=	799
7.	447	+	232	=	679
8.	972	+	223	=	1.195
9.	935	+	769	=	1.704
10.	570	+	353	=	923