Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	593	+		=	925
2.	396	+		=	616
3.	767	+		=	1.159
4.	874	+		=	1.474
5.	737	+		=	1.048
6.	670	+		=	949
7.	577	+		=	973
8.	697	+		=	1.177
9.	974	+		=	1.808
10.	985	+		=	1.305

Oefening 2
1.	832	+		=	1.650
2.	743	+		=	1.146
3.	973	+		=	1.290
4.	978	+		=	1.250
5.	958	+		=	1.726
6.	327	+		=	633
7.	897	+		=	1.593
8.	491	+		=	881
9.	962	+		=	1.331
10.	456	+		=	807

Oefening 3
1.	610	+		=	989
2.	634	+		=	946
3.	844	+		=	1.595
4.	827	+		=	1.299
5.	937	+		=	1.275
6.	469	+		=	788
7.	423	+		=	802
8.	755	+		=	968
9.	971	+		=	1.801
10.	992	+		=	1.935

Oefening 4
1.	807	+		=	1.570
2.	345	+		=	674
3.	911	+		=	1.269
4.	539	+		=	827
5.	762	+		=	1.230
6.	717	+		=	1.418
7.	830	+		=	1.399
8.	807	+		=	1.255
9.	874	+		=	1.091
10.	826	+		=	1.028

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	593	+	332	=	925
2.	396	+	220	=	616
3.	767	+	392	=	1.159
4.	874	+	600	=	1.474
5.	737	+	311	=	1.048
6.	670	+	279	=	949
7.	577	+	396	=	973
8.	697	+	480	=	1.177
9.	974	+	834	=	1.808
10.	985	+	320	=	1.305

Oefening 2
1.	832	+	818	=	1.650
2.	743	+	403	=	1.146
3.	973	+	317	=	1.290
4.	978	+	272	=	1.250
5.	958	+	768	=	1.726
6.	327	+	306	=	633
7.	897	+	696	=	1.593
8.	491	+	390	=	881
9.	962	+	369	=	1.331
10.	456	+	351	=	807

Oefening 3
1.	610	+	379	=	989
2.	634	+	312	=	946
3.	844	+	751	=	1.595
4.	827	+	472	=	1.299
5.	937	+	338	=	1.275
6.	469	+	319	=	788
7.	423	+	379	=	802
8.	755	+	213	=	968
9.	971	+	830	=	1.801
10.	992	+	943	=	1.935

Oefening 4
1.	807	+	763	=	1.570
2.	345	+	329	=	674
3.	911	+	358	=	1.269
4.	539	+	288	=	827
5.	762	+	468	=	1.230
6.	717	+	701	=	1.418
7.	830	+	569	=	1.399
8.	807	+	448	=	1.255
9.	874	+	217	=	1.091
10.	826	+	202	=	1.028