Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	907	+		=	1.728
2.	249	+		=	481
3.	868	+		=	1.545
4.	906	+		=	1.214
5.	861	+		=	1.596
6.	343	+		=	643
7.	555	+		=	1.036
8.	794	+		=	1.291
9.	970	+		=	1.780
10.	832	+		=	1.183

Oefening 2
1.	571	+		=	925
2.	590	+		=	1.130
3.	833	+		=	1.048
4.	955	+		=	1.526
5.	870	+		=	1.194
6.	682	+		=	1.172
7.	859	+		=	1.661
8.	334	+		=	578
9.	722	+		=	1.294
10.	827	+		=	1.164

Oefening 3
1.	704	+		=	1.016
2.	730	+		=	973
3.	562	+		=	1.064
4.	772	+		=	1.494
5.	528	+		=	818
6.	611	+		=	1.086
7.	962	+		=	1.233
8.	896	+		=	1.245
9.	935	+		=	1.293
10.	962	+		=	1.894

Oefening 4
1.	906	+		=	1.562
2.	405	+		=	617
3.	884	+		=	1.544
4.	988	+		=	1.930
5.	702	+		=	1.123
6.	642	+		=	1.178
7.	990	+		=	1.421
8.	948	+		=	1.380
9.	654	+		=	1.164
10.	676	+		=	986

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	907	+	821	=	1.728
2.	249	+	232	=	481
3.	868	+	677	=	1.545
4.	906	+	308	=	1.214
5.	861	+	735	=	1.596
6.	343	+	300	=	643
7.	555	+	481	=	1.036
8.	794	+	497	=	1.291
9.	970	+	810	=	1.780
10.	832	+	351	=	1.183

Oefening 2
1.	571	+	354	=	925
2.	590	+	540	=	1.130
3.	833	+	215	=	1.048
4.	955	+	571	=	1.526
5.	870	+	324	=	1.194
6.	682	+	490	=	1.172
7.	859	+	802	=	1.661
8.	334	+	244	=	578
9.	722	+	572	=	1.294
10.	827	+	337	=	1.164

Oefening 3
1.	704	+	312	=	1.016
2.	730	+	243	=	973
3.	562	+	502	=	1.064
4.	772	+	722	=	1.494
5.	528	+	290	=	818
6.	611	+	475	=	1.086
7.	962	+	271	=	1.233
8.	896	+	349	=	1.245
9.	935	+	358	=	1.293
10.	962	+	932	=	1.894

Oefening 4
1.	906	+	656	=	1.562
2.	405	+	212	=	617
3.	884	+	660	=	1.544
4.	988	+	942	=	1.930
5.	702	+	421	=	1.123
6.	642	+	536	=	1.178
7.	990	+	431	=	1.421
8.	948	+	432	=	1.380
9.	654	+	510	=	1.164
10.	676	+	310	=	986