Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	604	+		=	863
2.	965	+		=	1.871
3.	637	+		=	967
4.	534	+		=	955
5.	411	+		=	651
6.	533	+		=	1.002
7.	796	+		=	1.566
8.	575	+		=	1.056
9.	766	+		=	1.278
10.	883	+		=	1.750

Oefening 2
1.	856	+		=	1.095
2.	768	+		=	1.225
3.	740	+		=	986
4.	850	+		=	1.506
5.	654	+		=	1.290
6.	851	+		=	1.143
7.	789	+		=	1.544
8.	355	+		=	699
9.	558	+		=	968
10.	627	+		=	926

Oefening 3
1.	425	+		=	660
2.	850	+		=	1.327
3.	923	+		=	1.412
4.	808	+		=	1.137
5.	941	+		=	1.771
6.	663	+		=	1.263
7.	840	+		=	1.052
8.	772	+		=	1.330
9.	768	+		=	1.312
10.	819	+		=	1.087

Oefening 4
1.	702	+		=	1.389
2.	884	+		=	1.392
3.	964	+		=	1.754
4.	405	+		=	654
5.	845	+		=	1.321
6.	672	+		=	1.308
7.	592	+		=	1.172
8.	522	+		=	851
9.	747	+		=	951
10.	276	+		=	492

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	604	+	259	=	863
2.	965	+	906	=	1.871
3.	637	+	330	=	967
4.	534	+	421	=	955
5.	411	+	240	=	651
6.	533	+	469	=	1.002
7.	796	+	770	=	1.566
8.	575	+	481	=	1.056
9.	766	+	512	=	1.278
10.	883	+	867	=	1.750

Oefening 2
1.	856	+	239	=	1.095
2.	768	+	457	=	1.225
3.	740	+	246	=	986
4.	850	+	656	=	1.506
5.	654	+	636	=	1.290
6.	851	+	292	=	1.143
7.	789	+	755	=	1.544
8.	355	+	344	=	699
9.	558	+	410	=	968
10.	627	+	299	=	926

Oefening 3
1.	425	+	235	=	660
2.	850	+	477	=	1.327
3.	923	+	489	=	1.412
4.	808	+	329	=	1.137
5.	941	+	830	=	1.771
6.	663	+	600	=	1.263
7.	840	+	212	=	1.052
8.	772	+	558	=	1.330
9.	768	+	544	=	1.312
10.	819	+	268	=	1.087

Oefening 4
1.	702	+	687	=	1.389
2.	884	+	508	=	1.392
3.	964	+	790	=	1.754
4.	405	+	249	=	654
5.	845	+	476	=	1.321
6.	672	+	636	=	1.308
7.	592	+	580	=	1.172
8.	522	+	329	=	851
9.	747	+	204	=	951
10.	276	+	216	=	492