Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	666	+		=	1.186
2.	869	+		=	1.585
3.	838	+		=	1.061
4.	497	+		=	839
5.	986	+		=	1.291
6.	656	+		=	1.082
7.	895	+		=	1.255
8.	878	+		=	1.384
9.	441	+		=	858
10.	759	+		=	1.460

Oefening 2
1.	716	+		=	1.356
2.	657	+		=	1.121
3.	698	+		=	1.000
4.	998	+		=	1.724
5.	797	+		=	1.454
6.	564	+		=	831
7.	645	+		=	1.223
8.	847	+		=	1.255
9.	406	+		=	767
10.	916	+		=	1.821

Oefening 3
1.	973	+		=	1.335
2.	942	+		=	1.696
3.	545	+		=	971
4.	740	+		=	1.336
5.	319	+		=	570
6.	934	+		=	1.466
7.	977	+		=	1.221
8.	756	+		=	961
9.	901	+		=	1.575
10.	951	+		=	1.385

Oefening 4
1.	544	+		=	1.006
2.	978	+		=	1.788
3.	656	+		=	872
4.	450	+		=	759
5.	626	+		=	934
6.	991	+		=	1.639
7.	615	+		=	1.226
8.	484	+		=	878
9.	930	+		=	1.840
10.	990	+		=	1.904

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	666	+	520	=	1.186
2.	869	+	716	=	1.585
3.	838	+	223	=	1.061
4.	497	+	342	=	839
5.	986	+	305	=	1.291
6.	656	+	426	=	1.082
7.	895	+	360	=	1.255
8.	878	+	506	=	1.384
9.	441	+	417	=	858
10.	759	+	701	=	1.460

Oefening 2
1.	716	+	640	=	1.356
2.	657	+	464	=	1.121
3.	698	+	302	=	1.000
4.	998	+	726	=	1.724
5.	797	+	657	=	1.454
6.	564	+	267	=	831
7.	645	+	578	=	1.223
8.	847	+	408	=	1.255
9.	406	+	361	=	767
10.	916	+	905	=	1.821

Oefening 3
1.	973	+	362	=	1.335
2.	942	+	754	=	1.696
3.	545	+	426	=	971
4.	740	+	596	=	1.336
5.	319	+	251	=	570
6.	934	+	532	=	1.466
7.	977	+	244	=	1.221
8.	756	+	205	=	961
9.	901	+	674	=	1.575
10.	951	+	434	=	1.385

Oefening 4
1.	544	+	462	=	1.006
2.	978	+	810	=	1.788
3.	656	+	216	=	872
4.	450	+	309	=	759
5.	626	+	308	=	934
6.	991	+	648	=	1.639
7.	615	+	611	=	1.226
8.	484	+	394	=	878
9.	930	+	910	=	1.840
10.	990	+	914	=	1.904