Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	867	+		=	1.720
2.	984	+		=	1.279
3.	705	+		=	1.037
4.	890	+		=	1.748
5.	550	+		=	851
6.	810	+		=	1.147
7.	576	+		=	1.142
8.	961	+		=	1.910
9.	736	+		=	1.419
10.	714	+		=	1.044

Oefening 2
1.	408	+		=	724
2.	802	+		=	1.128
3.	463	+		=	871
4.	887	+		=	1.192
5.	798	+		=	1.255
6.	854	+		=	1.411
7.	781	+		=	1.074
8.	420	+		=	819
9.	739	+		=	1.338
10.	417	+		=	770

Oefening 3
1.	872	+		=	1.152
2.	461	+		=	897
3.	824	+		=	1.096
4.	589	+		=	926
5.	640	+		=	1.234
6.	487	+		=	746
7.	739	+		=	1.378
8.	740	+		=	1.118
9.	338	+		=	653
10.	943	+		=	1.384

Oefening 4
1.	781	+		=	1.550
2.	605	+		=	1.149
3.	978	+		=	1.942
4.	372	+		=	691
5.	956	+		=	1.783
6.	619	+		=	827
7.	709	+		=	1.227
8.	901	+		=	1.432
9.	915	+		=	1.300
10.	546	+		=	1.086

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	867	+	853	=	1.720
2.	984	+	295	=	1.279
3.	705	+	332	=	1.037
4.	890	+	858	=	1.748
5.	550	+	301	=	851
6.	810	+	337	=	1.147
7.	576	+	566	=	1.142
8.	961	+	949	=	1.910
9.	736	+	683	=	1.419
10.	714	+	330	=	1.044

Oefening 2
1.	408	+	316	=	724
2.	802	+	326	=	1.128
3.	463	+	408	=	871
4.	887	+	305	=	1.192
5.	798	+	457	=	1.255
6.	854	+	557	=	1.411
7.	781	+	293	=	1.074
8.	420	+	399	=	819
9.	739	+	599	=	1.338
10.	417	+	353	=	770

Oefening 3
1.	872	+	280	=	1.152
2.	461	+	436	=	897
3.	824	+	272	=	1.096
4.	589	+	337	=	926
5.	640	+	594	=	1.234
6.	487	+	259	=	746
7.	739	+	639	=	1.378
8.	740	+	378	=	1.118
9.	338	+	315	=	653
10.	943	+	441	=	1.384

Oefening 4
1.	781	+	769	=	1.550
2.	605	+	544	=	1.149
3.	978	+	964	=	1.942
4.	372	+	319	=	691
5.	956	+	827	=	1.783
6.	619	+	208	=	827
7.	709	+	518	=	1.227
8.	901	+	531	=	1.432
9.	915	+	385	=	1.300
10.	546	+	540	=	1.086