Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	650	+		=	1.276
2.	952	+		=	1.205
3.	460	+		=	763
4.	679	+		=	999
5.	703	+		=	1.106
6.	860	+		=	1.596
7.	681	+		=	1.086
8.	679	+		=	1.275
9.	333	+		=	645
10.	701	+		=	1.195

Oefening 2
1.	791	+		=	1.403
2.	976	+		=	1.274
3.	674	+		=	918
4.	840	+		=	1.206
5.	575	+		=	930
6.	654	+		=	1.224
7.	896	+		=	1.772
8.	693	+		=	1.365
9.	593	+		=	871
10.	546	+		=	982

Oefening 3
1.	777	+		=	1.193
2.	583	+		=	1.075
3.	700	+		=	1.384
4.	730	+		=	1.351
5.	794	+		=	1.245
6.	760	+		=	985
7.	251	+		=	454
8.	863	+		=	1.078
9.	787	+		=	1.169
10.	673	+		=	1.314

Oefening 4
1.	674	+		=	1.239
2.	587	+		=	1.059
3.	628	+		=	1.095
4.	643	+		=	980
5.	943	+		=	1.881
6.	848	+		=	1.556
7.	918	+		=	1.524
8.	556	+		=	783
9.	766	+		=	1.128
10.	996	+		=	1.516

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	650	+	626	=	1.276
2.	952	+	253	=	1.205
3.	460	+	303	=	763
4.	679	+	320	=	999
5.	703	+	403	=	1.106
6.	860	+	736	=	1.596
7.	681	+	405	=	1.086
8.	679	+	596	=	1.275
9.	333	+	312	=	645
10.	701	+	494	=	1.195

Oefening 2
1.	791	+	612	=	1.403
2.	976	+	298	=	1.274
3.	674	+	244	=	918
4.	840	+	366	=	1.206
5.	575	+	355	=	930
6.	654	+	570	=	1.224
7.	896	+	876	=	1.772
8.	693	+	672	=	1.365
9.	593	+	278	=	871
10.	546	+	436	=	982

Oefening 3
1.	777	+	416	=	1.193
2.	583	+	492	=	1.075
3.	700	+	684	=	1.384
4.	730	+	621	=	1.351
5.	794	+	451	=	1.245
6.	760	+	225	=	985
7.	251	+	203	=	454
8.	863	+	215	=	1.078
9.	787	+	382	=	1.169
10.	673	+	641	=	1.314

Oefening 4
1.	674	+	565	=	1.239
2.	587	+	472	=	1.059
3.	628	+	467	=	1.095
4.	643	+	337	=	980
5.	943	+	938	=	1.881
6.	848	+	708	=	1.556
7.	918	+	606	=	1.524
8.	556	+	227	=	783
9.	766	+	362	=	1.128
10.	996	+	520	=	1.516