Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	989	+		=	1.408
2.	640	+		=	1.043
3.	712	+		=	1.060
4.	1.000	+		=	1.602
5.	983	+		=	1.416
6.	477	+		=	789
7.	546	+		=	751
8.	761	+		=	1.437
9.	609	+		=	980
10.	949	+		=	1.255

Oefening 2
1.	838	+		=	1.055
2.	415	+		=	691
3.	444	+		=	722
4.	925	+		=	1.800
5.	758	+		=	1.467
6.	909	+		=	1.296
7.	800	+		=	1.079
8.	829	+		=	1.564
9.	375	+		=	599
10.	901	+		=	1.106

Oefening 3
1.	930	+		=	1.756
2.	967	+		=	1.908
3.	963	+		=	1.330
4.	773	+		=	1.396
5.	973	+		=	1.782
6.	716	+		=	1.210
7.	936	+		=	1.393
8.	887	+		=	1.109
9.	372	+		=	613
10.	905	+		=	1.178

Oefening 4
1.	468	+		=	884
2.	956	+		=	1.743
3.	461	+		=	669
4.	553	+		=	1.014
5.	960	+		=	1.345
6.	651	+		=	1.230
7.	740	+		=	1.133
8.	990	+		=	1.670
9.	960	+		=	1.187
10.	677	+		=	1.195

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	989	+	419	=	1.408
2.	640	+	403	=	1.043
3.	712	+	348	=	1.060
4.	1.000	+	602	=	1.602
5.	983	+	433	=	1.416
6.	477	+	312	=	789
7.	546	+	205	=	751
8.	761	+	676	=	1.437
9.	609	+	371	=	980
10.	949	+	306	=	1.255

Oefening 2
1.	838	+	217	=	1.055
2.	415	+	276	=	691
3.	444	+	278	=	722
4.	925	+	875	=	1.800
5.	758	+	709	=	1.467
6.	909	+	387	=	1.296
7.	800	+	279	=	1.079
8.	829	+	735	=	1.564
9.	375	+	224	=	599
10.	901	+	205	=	1.106

Oefening 3
1.	930	+	826	=	1.756
2.	967	+	941	=	1.908
3.	963	+	367	=	1.330
4.	773	+	623	=	1.396
5.	973	+	809	=	1.782
6.	716	+	494	=	1.210
7.	936	+	457	=	1.393
8.	887	+	222	=	1.109
9.	372	+	241	=	613
10.	905	+	273	=	1.178

Oefening 4
1.	468	+	416	=	884
2.	956	+	787	=	1.743
3.	461	+	208	=	669
4.	553	+	461	=	1.014
5.	960	+	385	=	1.345
6.	651	+	579	=	1.230
7.	740	+	393	=	1.133
8.	990	+	680	=	1.670
9.	960	+	227	=	1.187
10.	677	+	518	=	1.195