Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	801	+		=	1.082
2.	963	+		=	1.285
3.	949	+		=	1.379
4.	694	+		=	1.226
5.	852	+		=	1.558
6.	956	+		=	1.719
7.	828	+		=	1.265
8.	629	+		=	927
9.	716	+		=	1.148
10.	455	+		=	872

Oefening 2
1.	850	+		=	1.451
2.	879	+		=	1.459
3.	562	+		=	792
4.	972	+		=	1.407
5.	792	+		=	996
6.	488	+		=	711
7.	445	+		=	811
8.	826	+		=	1.325
9.	851	+		=	1.412
10.	678	+		=	1.128

Oefening 3
1.	431	+		=	750
2.	687	+		=	923
3.	697	+		=	1.197
4.	324	+		=	600
5.	924	+		=	1.175
6.	828	+		=	1.181
7.	654	+		=	916
8.	730	+		=	1.194
9.	705	+		=	930
10.	599	+		=	902

Oefening 4
1.	702	+		=	1.346
2.	340	+		=	595
3.	605	+		=	863
4.	528	+		=	939
5.	698	+		=	1.130
6.	972	+		=	1.856
7.	473	+		=	846
8.	815	+		=	1.600
9.	581	+		=	1.046
10.	257	+		=	485

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	801	+	281	=	1.082
2.	963	+	322	=	1.285
3.	949	+	430	=	1.379
4.	694	+	532	=	1.226
5.	852	+	706	=	1.558
6.	956	+	763	=	1.719
7.	828	+	437	=	1.265
8.	629	+	298	=	927
9.	716	+	432	=	1.148
10.	455	+	417	=	872

Oefening 2
1.	850	+	601	=	1.451
2.	879	+	580	=	1.459
3.	562	+	230	=	792
4.	972	+	435	=	1.407
5.	792	+	204	=	996
6.	488	+	223	=	711
7.	445	+	366	=	811
8.	826	+	499	=	1.325
9.	851	+	561	=	1.412
10.	678	+	450	=	1.128

Oefening 3
1.	431	+	319	=	750
2.	687	+	236	=	923
3.	697	+	500	=	1.197
4.	324	+	276	=	600
5.	924	+	251	=	1.175
6.	828	+	353	=	1.181
7.	654	+	262	=	916
8.	730	+	464	=	1.194
9.	705	+	225	=	930
10.	599	+	303	=	902

Oefening 4
1.	702	+	644	=	1.346
2.	340	+	255	=	595
3.	605	+	258	=	863
4.	528	+	411	=	939
5.	698	+	432	=	1.130
6.	972	+	884	=	1.856
7.	473	+	373	=	846
8.	815	+	785	=	1.600
9.	581	+	465	=	1.046
10.	257	+	228	=	485