Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	650	+		=	1.278
2.	957	+		=	1.535
3.	772	+		=	1.050
4.	505	+		=	709
5.	443	+		=	840
6.	501	+		=	783
7.	490	+		=	865
8.	548	+		=	751
9.	399	+		=	780
10.	526	+		=	746

Oefening 2
1.	836	+		=	1.350
2.	674	+		=	1.157
3.	767	+		=	1.193
4.	987	+		=	1.229
5.	438	+		=	772
6.	936	+		=	1.478
7.	1.000	+		=	1.410
8.	498	+		=	716
9.	702	+		=	1.007
10.	817	+		=	1.188

Oefening 3
1.	834	+		=	1.086
2.	710	+		=	1.282
3.	936	+		=	1.330
4.	926	+		=	1.514
5.	930	+		=	1.315
6.	692	+		=	1.315
7.	303	+		=	550
8.	505	+		=	964
9.	907	+		=	1.408
10.	942	+		=	1.245

Oefening 4
1.	802	+		=	1.176
2.	874	+		=	1.200
3.	873	+		=	1.678
4.	692	+		=	1.096
5.	662	+		=	1.306
6.	566	+		=	975
7.	966	+		=	1.200
8.	680	+		=	1.286
9.	910	+		=	1.612
10.	773	+		=	1.370

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	650	+	628	=	1.278
2.	957	+	578	=	1.535
3.	772	+	278	=	1.050
4.	505	+	204	=	709
5.	443	+	397	=	840
6.	501	+	282	=	783
7.	490	+	375	=	865
8.	548	+	203	=	751
9.	399	+	381	=	780
10.	526	+	220	=	746

Oefening 2
1.	836	+	514	=	1.350
2.	674	+	483	=	1.157
3.	767	+	426	=	1.193
4.	987	+	242	=	1.229
5.	438	+	334	=	772
6.	936	+	542	=	1.478
7.	1.000	+	410	=	1.410
8.	498	+	218	=	716
9.	702	+	305	=	1.007
10.	817	+	371	=	1.188

Oefening 3
1.	834	+	252	=	1.086
2.	710	+	572	=	1.282
3.	936	+	394	=	1.330
4.	926	+	588	=	1.514
5.	930	+	385	=	1.315
6.	692	+	623	=	1.315
7.	303	+	247	=	550
8.	505	+	459	=	964
9.	907	+	501	=	1.408
10.	942	+	303	=	1.245

Oefening 4
1.	802	+	374	=	1.176
2.	874	+	326	=	1.200
3.	873	+	805	=	1.678
4.	692	+	404	=	1.096
5.	662	+	644	=	1.306
6.	566	+	409	=	975
7.	966	+	234	=	1.200
8.	680	+	606	=	1.286
9.	910	+	702	=	1.612
10.	773	+	597	=	1.370