Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	743	+		=	1.088
2.	635	+		=	1.032
3.	787	+		=	1.176
4.	508	+		=	995
5.	305	+		=	561
6.	782	+		=	1.117
7.	830	+		=	1.099
8.	793	+		=	1.508
9.	836	+		=	1.076
10.	997	+		=	1.416

Oefening 2
1.	982	+		=	1.443
2.	834	+		=	1.619
3.	710	+		=	976
4.	317	+		=	531
5.	633	+		=	868
6.	669	+		=	1.191
7.	783	+		=	1.440
8.	381	+		=	656
9.	957	+		=	1.610
10.	839	+		=	1.318

Oefening 3
1.	713	+		=	1.175
2.	977	+		=	1.432
3.	737	+		=	1.240
4.	727	+		=	1.357
5.	899	+		=	1.410
6.	983	+		=	1.358
7.	814	+		=	1.503
8.	945	+		=	1.484
9.	353	+		=	572
10.	862	+		=	1.173

Oefening 4
1.	675	+		=	1.254
2.	269	+		=	534
3.	916	+		=	1.711
4.	672	+		=	1.094
5.	995	+		=	1.470
6.	954	+		=	1.409
7.	366	+		=	695
8.	681	+		=	1.349
9.	972	+		=	1.582
10.	993	+		=	1.727

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	743	+	345	=	1.088
2.	635	+	397	=	1.032
3.	787	+	389	=	1.176
4.	508	+	487	=	995
5.	305	+	256	=	561
6.	782	+	335	=	1.117
7.	830	+	269	=	1.099
8.	793	+	715	=	1.508
9.	836	+	240	=	1.076
10.	997	+	419	=	1.416

Oefening 2
1.	982	+	461	=	1.443
2.	834	+	785	=	1.619
3.	710	+	266	=	976
4.	317	+	214	=	531
5.	633	+	235	=	868
6.	669	+	522	=	1.191
7.	783	+	657	=	1.440
8.	381	+	275	=	656
9.	957	+	653	=	1.610
10.	839	+	479	=	1.318

Oefening 3
1.	713	+	462	=	1.175
2.	977	+	455	=	1.432
3.	737	+	503	=	1.240
4.	727	+	630	=	1.357
5.	899	+	511	=	1.410
6.	983	+	375	=	1.358
7.	814	+	689	=	1.503
8.	945	+	539	=	1.484
9.	353	+	219	=	572
10.	862	+	311	=	1.173

Oefening 4
1.	675	+	579	=	1.254
2.	269	+	265	=	534
3.	916	+	795	=	1.711
4.	672	+	422	=	1.094
5.	995	+	475	=	1.470
6.	954	+	455	=	1.409
7.	366	+	329	=	695
8.	681	+	668	=	1.349
9.	972	+	610	=	1.582
10.	993	+	734	=	1.727