Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	988	+		=	1.790
2.	915	+		=	1.584
3.	818	+		=	1.451
4.	796	+		=	1.398
5.	996	+		=	1.401
6.	897	+		=	1.638
7.	828	+		=	1.287
8.	873	+		=	1.368
9.	729	+		=	1.174
10.	775	+		=	1.227

Oefening 2
1.	227	+		=	429
2.	719	+		=	1.187
3.	814	+		=	1.587
4.	812	+		=	1.034
5.	999	+		=	1.515
6.	997	+		=	1.740
7.	975	+		=	1.950
8.	793	+		=	1.154
9.	713	+		=	1.207
10.	946	+		=	1.401

Oefening 3
1.	819	+		=	1.293
2.	753	+		=	1.170
3.	421	+		=	744
4.	382	+		=	654
5.	725	+		=	1.007
6.	658	+		=	992
7.	582	+		=	1.146
8.	997	+		=	1.548
9.	464	+		=	665
10.	570	+		=	836

Oefening 4
1.	836	+		=	1.657
2.	715	+		=	1.077
3.	582	+		=	817
4.	925	+		=	1.692
5.	937	+		=	1.372
6.	866	+		=	1.158
7.	647	+		=	938
8.	724	+		=	1.120
9.	710	+		=	1.032
10.	732	+		=	1.334

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	988	+	802	=	1.790
2.	915	+	669	=	1.584
3.	818	+	633	=	1.451
4.	796	+	602	=	1.398
5.	996	+	405	=	1.401
6.	897	+	741	=	1.638
7.	828	+	459	=	1.287
8.	873	+	495	=	1.368
9.	729	+	445	=	1.174
10.	775	+	452	=	1.227

Oefening 2
1.	227	+	202	=	429
2.	719	+	468	=	1.187
3.	814	+	773	=	1.587
4.	812	+	222	=	1.034
5.	999	+	516	=	1.515
6.	997	+	743	=	1.740
7.	975	+	975	=	1.950
8.	793	+	361	=	1.154
9.	713	+	494	=	1.207
10.	946	+	455	=	1.401

Oefening 3
1.	819	+	474	=	1.293
2.	753	+	417	=	1.170
3.	421	+	323	=	744
4.	382	+	272	=	654
5.	725	+	282	=	1.007
6.	658	+	334	=	992
7.	582	+	564	=	1.146
8.	997	+	551	=	1.548
9.	464	+	201	=	665
10.	570	+	266	=	836

Oefening 4
1.	836	+	821	=	1.657
2.	715	+	362	=	1.077
3.	582	+	235	=	817
4.	925	+	767	=	1.692
5.	937	+	435	=	1.372
6.	866	+	292	=	1.158
7.	647	+	291	=	938
8.	724	+	396	=	1.120
9.	710	+	322	=	1.032
10.	732	+	602	=	1.334