Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	741	+		=	1.193
2.	962	+		=	1.850
3.	863	+		=	1.407
4.	831	+		=	1.267
5.	969	+		=	1.908
6.	736	+		=	1.020
7.	773	+		=	1.336
8.	866	+		=	1.287
9.	569	+		=	990
10.	879	+		=	1.464

Oefening 2
1.	984	+		=	1.618
2.	735	+		=	942
3.	942	+		=	1.208
4.	805	+		=	1.269
5.	485	+		=	956
6.	920	+		=	1.510
7.	525	+		=	912
8.	633	+		=	1.043
9.	996	+		=	1.418
10.	979	+		=	1.447

Oefening 3
1.	957	+		=	1.730
2.	484	+		=	830
3.	517	+		=	1.015
4.	693	+		=	1.091
5.	906	+		=	1.490
6.	494	+		=	764
7.	380	+		=	583
8.	880	+		=	1.468
9.	976	+		=	1.341
10.	895	+		=	1.419

Oefening 4
1.	812	+		=	1.273
2.	490	+		=	839
3.	528	+		=	1.033
4.	395	+		=	751
5.	960	+		=	1.314
6.	747	+		=	1.117
7.	686	+		=	912
8.	913	+		=	1.542
9.	968	+		=	1.770
10.	719	+		=	1.228

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	741	+	452	=	1.193
2.	962	+	888	=	1.850
3.	863	+	544	=	1.407
4.	831	+	436	=	1.267
5.	969	+	939	=	1.908
6.	736	+	284	=	1.020
7.	773	+	563	=	1.336
8.	866	+	421	=	1.287
9.	569	+	421	=	990
10.	879	+	585	=	1.464

Oefening 2
1.	984	+	634	=	1.618
2.	735	+	207	=	942
3.	942	+	266	=	1.208
4.	805	+	464	=	1.269
5.	485	+	471	=	956
6.	920	+	590	=	1.510
7.	525	+	387	=	912
8.	633	+	410	=	1.043
9.	996	+	422	=	1.418
10.	979	+	468	=	1.447

Oefening 3
1.	957	+	773	=	1.730
2.	484	+	346	=	830
3.	517	+	498	=	1.015
4.	693	+	398	=	1.091
5.	906	+	584	=	1.490
6.	494	+	270	=	764
7.	380	+	203	=	583
8.	880	+	588	=	1.468
9.	976	+	365	=	1.341
10.	895	+	524	=	1.419

Oefening 4
1.	812	+	461	=	1.273
2.	490	+	349	=	839
3.	528	+	505	=	1.033
4.	395	+	356	=	751
5.	960	+	354	=	1.314
6.	747	+	370	=	1.117
7.	686	+	226	=	912
8.	913	+	629	=	1.542
9.	968	+	802	=	1.770
10.	719	+	509	=	1.228