Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	812	+		=	1.332
2.	938	+		=	1.483
3.	914	+		=	1.335
4.	612	+		=	924
5.	723	+		=	1.044
6.	745	+		=	1.021
7.	798	+		=	1.211
8.	818	+		=	1.619
9.	914	+		=	1.426
10.	872	+		=	1.406

Oefening 2
1.	965	+		=	1.413
2.	936	+		=	1.529
3.	488	+		=	947
4.	311	+		=	518
5.	973	+		=	1.253
6.	701	+		=	918
7.	942	+		=	1.507
8.	834	+		=	1.543
9.	839	+		=	1.088
10.	840	+		=	1.600

Oefening 3
1.	881	+		=	1.662
2.	505	+		=	940
3.	1.000	+		=	1.621
4.	662	+		=	1.123
5.	880	+		=	1.281
6.	629	+		=	1.237
7.	870	+		=	1.326
8.	667	+		=	1.050
9.	576	+		=	884
10.	652	+		=	1.063

Oefening 4
1.	833	+		=	1.399
2.	980	+		=	1.181
3.	810	+		=	1.424
4.	793	+		=	1.471
5.	713	+		=	914
6.	913	+		=	1.743
7.	927	+		=	1.748
8.	343	+		=	619
9.	474	+		=	808
10.	657	+		=	1.130

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	812	+	520	=	1.332
2.	938	+	545	=	1.483
3.	914	+	421	=	1.335
4.	612	+	312	=	924
5.	723	+	321	=	1.044
6.	745	+	276	=	1.021
7.	798	+	413	=	1.211
8.	818	+	801	=	1.619
9.	914	+	512	=	1.426
10.	872	+	534	=	1.406

Oefening 2
1.	965	+	448	=	1.413
2.	936	+	593	=	1.529
3.	488	+	459	=	947
4.	311	+	207	=	518
5.	973	+	280	=	1.253
6.	701	+	217	=	918
7.	942	+	565	=	1.507
8.	834	+	709	=	1.543
9.	839	+	249	=	1.088
10.	840	+	760	=	1.600

Oefening 3
1.	881	+	781	=	1.662
2.	505	+	435	=	940
3.	1.000	+	621	=	1.621
4.	662	+	461	=	1.123
5.	880	+	401	=	1.281
6.	629	+	608	=	1.237
7.	870	+	456	=	1.326
8.	667	+	383	=	1.050
9.	576	+	308	=	884
10.	652	+	411	=	1.063

Oefening 4
1.	833	+	566	=	1.399
2.	980	+	201	=	1.181
3.	810	+	614	=	1.424
4.	793	+	678	=	1.471
5.	713	+	201	=	914
6.	913	+	830	=	1.743
7.	927	+	821	=	1.748
8.	343	+	276	=	619
9.	474	+	334	=	808
10.	657	+	473	=	1.130