Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	677	+		=	1.007
2.	825	+		=	1.036
3.	992	+		=	1.451
4.	577	+		=	779
5.	765	+		=	1.490
6.	618	+		=	994
7.	911	+		=	1.213
8.	801	+		=	1.504
9.	695	+		=	1.284
10.	954	+		=	1.567

Oefening 2
1.	866	+		=	1.589
2.	837	+		=	1.639
3.	456	+		=	872
4.	505	+		=	816
5.	817	+		=	1.519
6.	932	+		=	1.487
7.	899	+		=	1.226
8.	473	+		=	754
9.	568	+		=	788
10.	499	+		=	758

Oefening 3
1.	530	+		=	795
2.	726	+		=	1.281
3.	853	+		=	1.123
4.	615	+		=	1.155
5.	484	+		=	849
6.	921	+		=	1.291
7.	583	+		=	1.063
8.	585	+		=	1.157
9.	682	+		=	1.159
10.	547	+		=	965

Oefening 4
1.	996	+		=	1.881
2.	800	+		=	1.385
3.	971	+		=	1.252
4.	630	+		=	1.021
5.	802	+		=	1.039
6.	757	+		=	1.378
7.	977	+		=	1.284
8.	514	+		=	729
9.	906	+		=	1.159
10.	990	+		=	1.837

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	677	+	330	=	1.007
2.	825	+	211	=	1.036
3.	992	+	459	=	1.451
4.	577	+	202	=	779
5.	765	+	725	=	1.490
6.	618	+	376	=	994
7.	911	+	302	=	1.213
8.	801	+	703	=	1.504
9.	695	+	589	=	1.284
10.	954	+	613	=	1.567

Oefening 2
1.	866	+	723	=	1.589
2.	837	+	802	=	1.639
3.	456	+	416	=	872
4.	505	+	311	=	816
5.	817	+	702	=	1.519
6.	932	+	555	=	1.487
7.	899	+	327	=	1.226
8.	473	+	281	=	754
9.	568	+	220	=	788
10.	499	+	259	=	758

Oefening 3
1.	530	+	265	=	795
2.	726	+	555	=	1.281
3.	853	+	270	=	1.123
4.	615	+	540	=	1.155
5.	484	+	365	=	849
6.	921	+	370	=	1.291
7.	583	+	480	=	1.063
8.	585	+	572	=	1.157
9.	682	+	477	=	1.159
10.	547	+	418	=	965

Oefening 4
1.	996	+	885	=	1.881
2.	800	+	585	=	1.385
3.	971	+	281	=	1.252
4.	630	+	391	=	1.021
5.	802	+	237	=	1.039
6.	757	+	621	=	1.378
7.	977	+	307	=	1.284
8.	514	+	215	=	729
9.	906	+	253	=	1.159
10.	990	+	847	=	1.837