Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	666	+		=	876
2.	702	+		=	1.348
3.	674	+		=	1.105
4.	720	+		=	1.152
5.	985	+		=	1.471
6.	897	+		=	1.645
7.	446	+		=	775
8.	867	+		=	1.275
9.	978	+		=	1.877
10.	515	+		=	866

Oefening 2
1.	250	+		=	478
2.	482	+		=	685
3.	838	+		=	1.566
4.	584	+		=	999
5.	761	+		=	1.451
6.	900	+		=	1.315
7.	796	+		=	1.575
8.	971	+		=	1.196
9.	670	+		=	1.031
10.	244	+		=	459

Oefening 3
1.	570	+		=	1.057
2.	812	+		=	1.612
3.	409	+		=	611
4.	318	+		=	522
5.	792	+		=	1.072
6.	823	+		=	1.527
7.	484	+		=	825
8.	652	+		=	861
9.	515	+		=	941
10.	633	+		=	1.194

Oefening 4
1.	945	+		=	1.848
2.	962	+		=	1.722
3.	401	+		=	681
4.	470	+		=	872
5.	629	+		=	876
6.	581	+		=	1.052
7.	626	+		=	989
8.	638	+		=	907
9.	969	+		=	1.426
10.	859	+		=	1.681

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	666	+	210	=	876
2.	702	+	646	=	1.348
3.	674	+	431	=	1.105
4.	720	+	432	=	1.152
5.	985	+	486	=	1.471
6.	897	+	748	=	1.645
7.	446	+	329	=	775
8.	867	+	408	=	1.275
9.	978	+	899	=	1.877
10.	515	+	351	=	866

Oefening 2
1.	250	+	228	=	478
2.	482	+	203	=	685
3.	838	+	728	=	1.566
4.	584	+	415	=	999
5.	761	+	690	=	1.451
6.	900	+	415	=	1.315
7.	796	+	779	=	1.575
8.	971	+	225	=	1.196
9.	670	+	361	=	1.031
10.	244	+	215	=	459

Oefening 3
1.	570	+	487	=	1.057
2.	812	+	800	=	1.612
3.	409	+	202	=	611
4.	318	+	204	=	522
5.	792	+	280	=	1.072
6.	823	+	704	=	1.527
7.	484	+	341	=	825
8.	652	+	209	=	861
9.	515	+	426	=	941
10.	633	+	561	=	1.194

Oefening 4
1.	945	+	903	=	1.848
2.	962	+	760	=	1.722
3.	401	+	280	=	681
4.	470	+	402	=	872
5.	629	+	247	=	876
6.	581	+	471	=	1.052
7.	626	+	363	=	989
8.	638	+	269	=	907
9.	969	+	457	=	1.426
10.	859	+	822	=	1.681