Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	824	+		=	1.220
2.	782	+		=	1.342
3.	288	+		=	538
4.	421	+		=	750
5.	559	+		=	1.084
6.	573	+		=	1.115
7.	675	+		=	953
8.	982	+		=	1.796
9.	949	+		=	1.347
10.	516	+		=	736

Oefening 2
1.	753	+		=	973
2.	716	+		=	1.402
3.	1.000	+		=	1.788
4.	960	+		=	1.190
5.	561	+		=	1.021
6.	711	+		=	978
7.	820	+		=	1.338
8.	806	+		=	1.610
9.	932	+		=	1.479
10.	980	+		=	1.386

Oefening 3
1.	755	+		=	1.191
2.	890	+		=	1.655
3.	799	+		=	1.376
4.	785	+		=	1.486
5.	241	+		=	462
6.	686	+		=	1.310
7.	566	+		=	934
8.	622	+		=	1.128
9.	950	+		=	1.492
10.	494	+		=	727

Oefening 4
1.	811	+		=	1.424
2.	955	+		=	1.502
3.	663	+		=	864
4.	903	+		=	1.114
5.	975	+		=	1.566
6.	910	+		=	1.640
7.	995	+		=	1.384
8.	678	+		=	1.011
9.	946	+		=	1.651
10.	348	+		=	645

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	824	+	396	=	1.220
2.	782	+	560	=	1.342
3.	288	+	250	=	538
4.	421	+	329	=	750
5.	559	+	525	=	1.084
6.	573	+	542	=	1.115
7.	675	+	278	=	953
8.	982	+	814	=	1.796
9.	949	+	398	=	1.347
10.	516	+	220	=	736

Oefening 2
1.	753	+	220	=	973
2.	716	+	686	=	1.402
3.	1.000	+	788	=	1.788
4.	960	+	230	=	1.190
5.	561	+	460	=	1.021
6.	711	+	267	=	978
7.	820	+	518	=	1.338
8.	806	+	804	=	1.610
9.	932	+	547	=	1.479
10.	980	+	406	=	1.386

Oefening 3
1.	755	+	436	=	1.191
2.	890	+	765	=	1.655
3.	799	+	577	=	1.376
4.	785	+	701	=	1.486
5.	241	+	221	=	462
6.	686	+	624	=	1.310
7.	566	+	368	=	934
8.	622	+	506	=	1.128
9.	950	+	542	=	1.492
10.	494	+	233	=	727

Oefening 4
1.	811	+	613	=	1.424
2.	955	+	547	=	1.502
3.	663	+	201	=	864
4.	903	+	211	=	1.114
5.	975	+	591	=	1.566
6.	910	+	730	=	1.640
7.	995	+	389	=	1.384
8.	678	+	333	=	1.011
9.	946	+	705	=	1.651
10.	348	+	297	=	645