Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	912	+		=	1.564
2.	621	+		=	1.213
3.	911	+		=	1.334
4.	799	+		=	1.380
5.	506	+		=	762
6.	704	+		=	1.154
7.	876	+		=	1.268
8.	882	+		=	1.253
9.	621	+		=	1.056
10.	582	+		=	1.120

Oefening 2
1.	617	+		=	1.222
2.	770	+		=	1.190
3.	774	+		=	1.227
4.	238	+		=	466
5.	920	+		=	1.255
6.	628	+		=	835
7.	977	+		=	1.387
8.	785	+		=	1.505
9.	618	+		=	926
10.	690	+		=	1.281

Oefening 3
1.	740	+		=	1.312
2.	457	+		=	856
3.	616	+		=	954
4.	693	+		=	1.182
5.	669	+		=	933
6.	963	+		=	1.678
7.	443	+		=	831
8.	736	+		=	1.142
9.	821	+		=	1.039
10.	674	+		=	1.256

Oefening 4
1.	971	+		=	1.469
2.	528	+		=	948
3.	638	+		=	889
4.	786	+		=	1.323
5.	462	+		=	837
6.	530	+		=	808
7.	802	+		=	1.514
8.	987	+		=	1.423
9.	402	+		=	730
10.	844	+		=	1.539

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	912	+	652	=	1.564
2.	621	+	592	=	1.213
3.	911	+	423	=	1.334
4.	799	+	581	=	1.380
5.	506	+	256	=	762
6.	704	+	450	=	1.154
7.	876	+	392	=	1.268
8.	882	+	371	=	1.253
9.	621	+	435	=	1.056
10.	582	+	538	=	1.120

Oefening 2
1.	617	+	605	=	1.222
2.	770	+	420	=	1.190
3.	774	+	453	=	1.227
4.	238	+	228	=	466
5.	920	+	335	=	1.255
6.	628	+	207	=	835
7.	977	+	410	=	1.387
8.	785	+	720	=	1.505
9.	618	+	308	=	926
10.	690	+	591	=	1.281

Oefening 3
1.	740	+	572	=	1.312
2.	457	+	399	=	856
3.	616	+	338	=	954
4.	693	+	489	=	1.182
5.	669	+	264	=	933
6.	963	+	715	=	1.678
7.	443	+	388	=	831
8.	736	+	406	=	1.142
9.	821	+	218	=	1.039
10.	674	+	582	=	1.256

Oefening 4
1.	971	+	498	=	1.469
2.	528	+	420	=	948
3.	638	+	251	=	889
4.	786	+	537	=	1.323
5.	462	+	375	=	837
6.	530	+	278	=	808
7.	802	+	712	=	1.514
8.	987	+	436	=	1.423
9.	402	+	328	=	730
10.	844	+	695	=	1.539