Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	885	+		=	1.697
2.	574	+		=	1.095
3.	857	+		=	1.070
4.	927	+		=	1.649
5.	674	+		=	1.050
6.	387	+		=	667
7.	934	+		=	1.326
8.	901	+		=	1.459
9.	907	+		=	1.244
10.	538	+		=	927

Oefening 2
1.	630	+		=	1.030
2.	833	+		=	1.283
3.	453	+		=	681
4.	775	+		=	1.158
5.	779	+		=	1.116
6.	854	+		=	1.474
7.	841	+		=	1.653
8.	878	+		=	1.278
9.	944	+		=	1.532
10.	825	+		=	1.209

Oefening 3
1.	574	+		=	1.146
2.	618	+		=	932
3.	790	+		=	1.323
4.	645	+		=	851
5.	888	+		=	1.515
6.	491	+		=	934
7.	899	+		=	1.359
8.	985	+		=	1.412
9.	636	+		=	1.130
10.	366	+		=	639

Oefening 4
1.	957	+		=	1.653
2.	523	+		=	895
3.	726	+		=	1.407
4.	324	+		=	556
5.	643	+		=	890
6.	846	+		=	1.270
7.	576	+		=	1.128
8.	926	+		=	1.730
9.	409	+		=	652
10.	338	+		=	545

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	885	+	812	=	1.697
2.	574	+	521	=	1.095
3.	857	+	213	=	1.070
4.	927	+	722	=	1.649
5.	674	+	376	=	1.050
6.	387	+	280	=	667
7.	934	+	392	=	1.326
8.	901	+	558	=	1.459
9.	907	+	337	=	1.244
10.	538	+	389	=	927

Oefening 2
1.	630	+	400	=	1.030
2.	833	+	450	=	1.283
3.	453	+	228	=	681
4.	775	+	383	=	1.158
5.	779	+	337	=	1.116
6.	854	+	620	=	1.474
7.	841	+	812	=	1.653
8.	878	+	400	=	1.278
9.	944	+	588	=	1.532
10.	825	+	384	=	1.209

Oefening 3
1.	574	+	572	=	1.146
2.	618	+	314	=	932
3.	790	+	533	=	1.323
4.	645	+	206	=	851
5.	888	+	627	=	1.515
6.	491	+	443	=	934
7.	899	+	460	=	1.359
8.	985	+	427	=	1.412
9.	636	+	494	=	1.130
10.	366	+	273	=	639

Oefening 4
1.	957	+	696	=	1.653
2.	523	+	372	=	895
3.	726	+	681	=	1.407
4.	324	+	232	=	556
5.	643	+	247	=	890
6.	846	+	424	=	1.270
7.	576	+	552	=	1.128
8.	926	+	804	=	1.730
9.	409	+	243	=	652
10.	338	+	207	=	545