Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	832	+		=	1.492
2.	623	+		=	1.055
3.	899	+		=	1.763
4.	615	+		=	1.033
5.	512	+		=	982
6.	851	+		=	1.289
7.	828	+		=	1.523
8.	675	+		=	1.197
9.	653	+		=	988
10.	917	+		=	1.139

Oefening 2
1.	681	+		=	900
2.	643	+		=	869
3.	924	+		=	1.515
4.	589	+		=	857
5.	676	+		=	1.009
6.	557	+		=	903
7.	713	+		=	1.088
8.	752	+		=	1.486
9.	766	+		=	1.293
10.	560	+		=	798

Oefening 3
1.	695	+		=	1.301
2.	743	+		=	1.401
3.	882	+		=	1.760
4.	776	+		=	1.004
5.	536	+		=	1.013
6.	517	+		=	971
7.	920	+		=	1.376
8.	899	+		=	1.385
9.	844	+		=	1.470
10.	822	+		=	1.558

Oefening 4
1.	977	+		=	1.629
2.	992	+		=	1.820
3.	494	+		=	835
4.	867	+		=	1.205
5.	346	+		=	575
6.	755	+		=	1.301
7.	967	+		=	1.669
8.	804	+		=	1.203
9.	660	+		=	930
10.	935	+		=	1.566

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	832	+	660	=	1.492
2.	623	+	432	=	1.055
3.	899	+	864	=	1.763
4.	615	+	418	=	1.033
5.	512	+	470	=	982
6.	851	+	438	=	1.289
7.	828	+	695	=	1.523
8.	675	+	522	=	1.197
9.	653	+	335	=	988
10.	917	+	222	=	1.139

Oefening 2
1.	681	+	219	=	900
2.	643	+	226	=	869
3.	924	+	591	=	1.515
4.	589	+	268	=	857
5.	676	+	333	=	1.009
6.	557	+	346	=	903
7.	713	+	375	=	1.088
8.	752	+	734	=	1.486
9.	766	+	527	=	1.293
10.	560	+	238	=	798

Oefening 3
1.	695	+	606	=	1.301
2.	743	+	658	=	1.401
3.	882	+	878	=	1.760
4.	776	+	228	=	1.004
5.	536	+	477	=	1.013
6.	517	+	454	=	971
7.	920	+	456	=	1.376
8.	899	+	486	=	1.385
9.	844	+	626	=	1.470
10.	822	+	736	=	1.558

Oefening 4
1.	977	+	652	=	1.629
2.	992	+	828	=	1.820
3.	494	+	341	=	835
4.	867	+	338	=	1.205
5.	346	+	229	=	575
6.	755	+	546	=	1.301
7.	967	+	702	=	1.669
8.	804	+	399	=	1.203
9.	660	+	270	=	930
10.	935	+	631	=	1.566