Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	831	+		=	1.420
2.	622	+		=	895
3.	820	+		=	1.626
4.	823	+		=	1.334
5.	745	+		=	1.289
6.	325	+		=	649
7.	815	+		=	1.081
8.	905	+		=	1.210
9.	666	+		=	1.085
10.	924	+		=	1.848

Oefening 2
1.	575	+		=	839
2.	559	+		=	1.087
3.	814	+		=	1.283
4.	711	+		=	1.281
5.	607	+		=	1.093
6.	721	+		=	1.270
7.	824	+		=	1.208
8.	934	+		=	1.195
9.	929	+		=	1.424
10.	978	+		=	1.735

Oefening 3
1.	690	+		=	1.328
2.	923	+		=	1.466
3.	457	+		=	716
4.	453	+		=	718
5.	666	+		=	917
6.	951	+		=	1.806
7.	459	+		=	702
8.	732	+		=	1.218
9.	769	+		=	1.311
10.	605	+		=	1.000

Oefening 4
1.	821	+		=	1.520
2.	925	+		=	1.496
3.	775	+		=	1.048
4.	890	+		=	1.180
5.	950	+		=	1.273
6.	529	+		=	842
7.	615	+		=	916
8.	540	+		=	1.023
9.	306	+		=	521
10.	699	+		=	1.240

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	831	+	589	=	1.420
2.	622	+	273	=	895
3.	820	+	806	=	1.626
4.	823	+	511	=	1.334
5.	745	+	544	=	1.289
6.	325	+	324	=	649
7.	815	+	266	=	1.081
8.	905	+	305	=	1.210
9.	666	+	419	=	1.085
10.	924	+	924	=	1.848

Oefening 2
1.	575	+	264	=	839
2.	559	+	528	=	1.087
3.	814	+	469	=	1.283
4.	711	+	570	=	1.281
5.	607	+	486	=	1.093
6.	721	+	549	=	1.270
7.	824	+	384	=	1.208
8.	934	+	261	=	1.195
9.	929	+	495	=	1.424
10.	978	+	757	=	1.735

Oefening 3
1.	690	+	638	=	1.328
2.	923	+	543	=	1.466
3.	457	+	259	=	716
4.	453	+	265	=	718
5.	666	+	251	=	917
6.	951	+	855	=	1.806
7.	459	+	243	=	702
8.	732	+	486	=	1.218
9.	769	+	542	=	1.311
10.	605	+	395	=	1.000

Oefening 4
1.	821	+	699	=	1.520
2.	925	+	571	=	1.496
3.	775	+	273	=	1.048
4.	890	+	290	=	1.180
5.	950	+	323	=	1.273
6.	529	+	313	=	842
7.	615	+	301	=	916
8.	540	+	483	=	1.023
9.	306	+	215	=	521
10.	699	+	541	=	1.240