Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	939	+		=	1.643
2.	594	+		=	890
3.	833	+		=	1.048
4.	624	+		=	938
5.	840	+		=	1.321
6.	287	+		=	528
7.	796	+		=	1.419
8.	861	+		=	1.642
9.	878	+		=	1.168
10.	983	+		=	1.850

Oefening 2
1.	835	+		=	1.447
2.	676	+		=	1.116
3.	955	+		=	1.450
4.	831	+		=	1.309
5.	937	+		=	1.374
6.	662	+		=	1.092
7.	717	+		=	1.356
8.	816	+		=	1.281
9.	650	+		=	901
10.	877	+		=	1.452

Oefening 3
1.	849	+		=	1.406
2.	676	+		=	920
3.	851	+		=	1.343
4.	826	+		=	1.502
5.	913	+		=	1.195
6.	512	+		=	863
7.	323	+		=	632
8.	920	+		=	1.562
9.	927	+		=	1.721
10.	541	+		=	987

Oefening 4
1.	984	+		=	1.770
2.	535	+		=	783
3.	967	+		=	1.244
4.	486	+		=	725
5.	792	+		=	1.457
6.	757	+		=	1.251
7.	952	+		=	1.233
8.	814	+		=	1.409
9.	933	+		=	1.837
10.	925	+		=	1.341

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	939	+	704	=	1.643
2.	594	+	296	=	890
3.	833	+	215	=	1.048
4.	624	+	314	=	938
5.	840	+	481	=	1.321
6.	287	+	241	=	528
7.	796	+	623	=	1.419
8.	861	+	781	=	1.642
9.	878	+	290	=	1.168
10.	983	+	867	=	1.850

Oefening 2
1.	835	+	612	=	1.447
2.	676	+	440	=	1.116
3.	955	+	495	=	1.450
4.	831	+	478	=	1.309
5.	937	+	437	=	1.374
6.	662	+	430	=	1.092
7.	717	+	639	=	1.356
8.	816	+	465	=	1.281
9.	650	+	251	=	901
10.	877	+	575	=	1.452

Oefening 3
1.	849	+	557	=	1.406
2.	676	+	244	=	920
3.	851	+	492	=	1.343
4.	826	+	676	=	1.502
5.	913	+	282	=	1.195
6.	512	+	351	=	863
7.	323	+	309	=	632
8.	920	+	642	=	1.562
9.	927	+	794	=	1.721
10.	541	+	446	=	987

Oefening 4
1.	984	+	786	=	1.770
2.	535	+	248	=	783
3.	967	+	277	=	1.244
4.	486	+	239	=	725
5.	792	+	665	=	1.457
6.	757	+	494	=	1.251
7.	952	+	281	=	1.233
8.	814	+	595	=	1.409
9.	933	+	904	=	1.837
10.	925	+	416	=	1.341