Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	616	+		=	1.212
2.	567	+		=	797
3.	791	+		=	1.219
4.	910	+		=	1.151
5.	691	+		=	939
6.	899	+		=	1.704
7.	826	+		=	1.396
8.	740	+		=	1.335
9.	354	+		=	631
10.	936	+		=	1.808

Oefening 2
1.	1.000	+		=	1.589
2.	892	+		=	1.688
3.	843	+		=	1.115
4.	759	+		=	1.203
5.	568	+		=	947
6.	911	+		=	1.232
7.	637	+		=	1.141
8.	531	+		=	804
9.	724	+		=	1.154
10.	726	+		=	1.213

Oefening 3
1.	646	+		=	939
2.	995	+		=	1.368
3.	493	+		=	972
4.	507	+		=	887
5.	878	+		=	1.463
6.	867	+		=	1.615
7.	862	+		=	1.198
8.	989	+		=	1.565
9.	558	+		=	802
10.	630	+		=	894

Oefening 4
1.	587	+		=	1.135
2.	382	+		=	620
3.	998	+		=	1.789
4.	926	+		=	1.543
5.	832	+		=	1.347
6.	438	+		=	826
7.	836	+		=	1.553
8.	267	+		=	528
9.	718	+		=	1.007
10.	506	+		=	857

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	616	+	596	=	1.212
2.	567	+	230	=	797
3.	791	+	428	=	1.219
4.	910	+	241	=	1.151
5.	691	+	248	=	939
6.	899	+	805	=	1.704
7.	826	+	570	=	1.396
8.	740	+	595	=	1.335
9.	354	+	277	=	631
10.	936	+	872	=	1.808

Oefening 2
1.	1.000	+	589	=	1.589
2.	892	+	796	=	1.688
3.	843	+	272	=	1.115
4.	759	+	444	=	1.203
5.	568	+	379	=	947
6.	911	+	321	=	1.232
7.	637	+	504	=	1.141
8.	531	+	273	=	804
9.	724	+	430	=	1.154
10.	726	+	487	=	1.213

Oefening 3
1.	646	+	293	=	939
2.	995	+	373	=	1.368
3.	493	+	479	=	972
4.	507	+	380	=	887
5.	878	+	585	=	1.463
6.	867	+	748	=	1.615
7.	862	+	336	=	1.198
8.	989	+	576	=	1.565
9.	558	+	244	=	802
10.	630	+	264	=	894

Oefening 4
1.	587	+	548	=	1.135
2.	382	+	238	=	620
3.	998	+	791	=	1.789
4.	926	+	617	=	1.543
5.	832	+	515	=	1.347
6.	438	+	388	=	826
7.	836	+	717	=	1.553
8.	267	+	261	=	528
9.	718	+	289	=	1.007
10.	506	+	351	=	857