Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	653	+		=	1.227
2.	680	+		=	1.224
3.	924	+		=	1.216
4.	953	+		=	1.649
5.	352	+		=	611
6.	970	+		=	1.697
7.	977	+		=	1.516
8.	688	+		=	1.215
9.	687	+		=	1.340
10.	948	+		=	1.224

Oefening 2
1.	569	+		=	993
2.	798	+		=	1.352
3.	842	+		=	1.613
4.	925	+		=	1.713
5.	706	+		=	1.012
6.	610	+		=	1.156
7.	968	+		=	1.195
8.	623	+		=	1.019
9.	648	+		=	1.124
10.	929	+		=	1.727

Oefening 3
1.	698	+		=	939
2.	480	+		=	712
3.	890	+		=	1.100
4.	900	+		=	1.752
5.	814	+		=	1.494
6.	713	+		=	1.147
7.	830	+		=	1.187
8.	441	+		=	735
9.	607	+		=	1.053
10.	952	+		=	1.872

Oefening 4
1.	515	+		=	863
2.	913	+		=	1.791
3.	979	+		=	1.556
4.	960	+		=	1.853
5.	569	+		=	977
6.	609	+		=	1.009
7.	880	+		=	1.217
8.	793	+		=	1.236
9.	538	+		=	905
10.	968	+		=	1.600

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	653	+	574	=	1.227
2.	680	+	544	=	1.224
3.	924	+	292	=	1.216
4.	953	+	696	=	1.649
5.	352	+	259	=	611
6.	970	+	727	=	1.697
7.	977	+	539	=	1.516
8.	688	+	527	=	1.215
9.	687	+	653	=	1.340
10.	948	+	276	=	1.224

Oefening 2
1.	569	+	424	=	993
2.	798	+	554	=	1.352
3.	842	+	771	=	1.613
4.	925	+	788	=	1.713
5.	706	+	306	=	1.012
6.	610	+	546	=	1.156
7.	968	+	227	=	1.195
8.	623	+	396	=	1.019
9.	648	+	476	=	1.124
10.	929	+	798	=	1.727

Oefening 3
1.	698	+	241	=	939
2.	480	+	232	=	712
3.	890	+	210	=	1.100
4.	900	+	852	=	1.752
5.	814	+	680	=	1.494
6.	713	+	434	=	1.147
7.	830	+	357	=	1.187
8.	441	+	294	=	735
9.	607	+	446	=	1.053
10.	952	+	920	=	1.872

Oefening 4
1.	515	+	348	=	863
2.	913	+	878	=	1.791
3.	979	+	577	=	1.556
4.	960	+	893	=	1.853
5.	569	+	408	=	977
6.	609	+	400	=	1.009
7.	880	+	337	=	1.217
8.	793	+	443	=	1.236
9.	538	+	367	=	905
10.	968	+	632	=	1.600