Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	874	+		=	1.485
2.	745	+		=	1.032
3.	286	+		=	530
4.	495	+		=	861
5.	797	+		=	1.298
6.	475	+		=	890
7.	690	+		=	1.358
8.	653	+		=	1.199
9.	446	+		=	880
10.	690	+		=	984

Oefening 2
1.	991	+		=	1.385
2.	595	+		=	885
3.	603	+		=	1.135
4.	935	+		=	1.400
5.	736	+		=	1.296
6.	957	+		=	1.412
7.	792	+		=	1.354
8.	716	+		=	1.194
9.	942	+		=	1.191
10.	464	+		=	789

Oefening 3
1.	483	+		=	689
2.	925	+		=	1.271
3.	921	+		=	1.561
4.	542	+		=	799
5.	512	+		=	1.011
6.	274	+		=	503
7.	977	+		=	1.918
8.	811	+		=	1.417
9.	876	+		=	1.176
10.	858	+		=	1.175

Oefening 4
1.	859	+		=	1.246
2.	835	+		=	1.415
3.	745	+		=	1.308
4.	917	+		=	1.438
5.	847	+		=	1.184
6.	920	+		=	1.186
7.	959	+		=	1.827
8.	490	+		=	759
9.	689	+		=	1.002
10.	773	+		=	1.505

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	874	+	611	=	1.485
2.	745	+	287	=	1.032
3.	286	+	244	=	530
4.	495	+	366	=	861
5.	797	+	501	=	1.298
6.	475	+	415	=	890
7.	690	+	668	=	1.358
8.	653	+	546	=	1.199
9.	446	+	434	=	880
10.	690	+	294	=	984

Oefening 2
1.	991	+	394	=	1.385
2.	595	+	290	=	885
3.	603	+	532	=	1.135
4.	935	+	465	=	1.400
5.	736	+	560	=	1.296
6.	957	+	455	=	1.412
7.	792	+	562	=	1.354
8.	716	+	478	=	1.194
9.	942	+	249	=	1.191
10.	464	+	325	=	789

Oefening 3
1.	483	+	206	=	689
2.	925	+	346	=	1.271
3.	921	+	640	=	1.561
4.	542	+	257	=	799
5.	512	+	499	=	1.011
6.	274	+	229	=	503
7.	977	+	941	=	1.918
8.	811	+	606	=	1.417
9.	876	+	300	=	1.176
10.	858	+	317	=	1.175

Oefening 4
1.	859	+	387	=	1.246
2.	835	+	580	=	1.415
3.	745	+	563	=	1.308
4.	917	+	521	=	1.438
5.	847	+	337	=	1.184
6.	920	+	266	=	1.186
7.	959	+	868	=	1.827
8.	490	+	269	=	759
9.	689	+	313	=	1.002
10.	773	+	732	=	1.505