Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	648	+		=	1.210
2.	965	+		=	1.758
3.	294	+		=	506
4.	404	+		=	648
5.	585	+		=	786
6.	788	+		=	1.122
7.	772	+		=	1.155
8.	667	+		=	1.013
9.	939	+		=	1.321
10.	460	+		=	834

Oefening 2
1.	938	+		=	1.382
2.	979	+		=	1.554
3.	903	+		=	1.484
4.	880	+		=	1.131
5.	610	+		=	1.158
6.	768	+		=	1.357
7.	349	+		=	642
8.	867	+		=	1.536
9.	944	+		=	1.203
10.	919	+		=	1.524

Oefening 3
1.	554	+		=	1.024
2.	683	+		=	1.151
3.	977	+		=	1.209
4.	869	+		=	1.427
5.	671	+		=	1.300
6.	986	+		=	1.604
7.	764	+		=	1.066
8.	379	+		=	630
9.	954	+		=	1.435
10.	948	+		=	1.184

Oefening 4
1.	590	+		=	1.125
2.	602	+		=	1.056
3.	753	+		=	1.288
4.	884	+		=	1.548
5.	837	+		=	1.144
6.	740	+		=	1.258
7.	633	+		=	1.077
8.	659	+		=	1.095
9.	804	+		=	1.340
10.	856	+		=	1.176

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	648	+	562	=	1.210
2.	965	+	793	=	1.758
3.	294	+	212	=	506
4.	404	+	244	=	648
5.	585	+	201	=	786
6.	788	+	334	=	1.122
7.	772	+	383	=	1.155
8.	667	+	346	=	1.013
9.	939	+	382	=	1.321
10.	460	+	374	=	834

Oefening 2
1.	938	+	444	=	1.382
2.	979	+	575	=	1.554
3.	903	+	581	=	1.484
4.	880	+	251	=	1.131
5.	610	+	548	=	1.158
6.	768	+	589	=	1.357
7.	349	+	293	=	642
8.	867	+	669	=	1.536
9.	944	+	259	=	1.203
10.	919	+	605	=	1.524

Oefening 3
1.	554	+	470	=	1.024
2.	683	+	468	=	1.151
3.	977	+	232	=	1.209
4.	869	+	558	=	1.427
5.	671	+	629	=	1.300
6.	986	+	618	=	1.604
7.	764	+	302	=	1.066
8.	379	+	251	=	630
9.	954	+	481	=	1.435
10.	948	+	236	=	1.184

Oefening 4
1.	590	+	535	=	1.125
2.	602	+	454	=	1.056
3.	753	+	535	=	1.288
4.	884	+	664	=	1.548
5.	837	+	307	=	1.144
6.	740	+	518	=	1.258
7.	633	+	444	=	1.077
8.	659	+	436	=	1.095
9.	804	+	536	=	1.340
10.	856	+	320	=	1.176