Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	970	+		=	1.629
2.	683	+		=	961
3.	769	+		=	1.336
4.	895	+		=	1.229
5.	872	+		=	1.272
6.	954	+		=	1.595
7.	666	+		=	1.082
8.	921	+		=	1.666
9.	388	+		=	667
10.	624	+		=	1.095

Oefening 2
1.	844	+		=	1.057
2.	990	+		=	1.192
3.	665	+		=	876
4.	744	+		=	1.048
5.	752	+		=	1.059
6.	593	+		=	1.170
7.	777	+		=	1.348
8.	864	+		=	1.652
9.	859	+		=	1.376
10.	958	+		=	1.457

Oefening 3
1.	600	+		=	1.102
2.	906	+		=	1.379
3.	898	+		=	1.272
4.	976	+		=	1.823
5.	867	+		=	1.213
6.	808	+		=	1.215
7.	629	+		=	1.104
8.	408	+		=	625
9.	965	+		=	1.649
10.	384	+		=	639

Oefening 4
1.	495	+		=	767
2.	524	+		=	1.006
3.	430	+		=	640
4.	454	+		=	791
5.	548	+		=	1.093
6.	972	+		=	1.441
7.	315	+		=	549
8.	921	+		=	1.380
9.	820	+		=	1.406
10.	491	+		=	810

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	970	+	659	=	1.629
2.	683	+	278	=	961
3.	769	+	567	=	1.336
4.	895	+	334	=	1.229
5.	872	+	400	=	1.272
6.	954	+	641	=	1.595
7.	666	+	416	=	1.082
8.	921	+	745	=	1.666
9.	388	+	279	=	667
10.	624	+	471	=	1.095

Oefening 2
1.	844	+	213	=	1.057
2.	990	+	202	=	1.192
3.	665	+	211	=	876
4.	744	+	304	=	1.048
5.	752	+	307	=	1.059
6.	593	+	577	=	1.170
7.	777	+	571	=	1.348
8.	864	+	788	=	1.652
9.	859	+	517	=	1.376
10.	958	+	499	=	1.457

Oefening 3
1.	600	+	502	=	1.102
2.	906	+	473	=	1.379
3.	898	+	374	=	1.272
4.	976	+	847	=	1.823
5.	867	+	346	=	1.213
6.	808	+	407	=	1.215
7.	629	+	475	=	1.104
8.	408	+	217	=	625
9.	965	+	684	=	1.649
10.	384	+	255	=	639

Oefening 4
1.	495	+	272	=	767
2.	524	+	482	=	1.006
3.	430	+	210	=	640
4.	454	+	337	=	791
5.	548	+	545	=	1.093
6.	972	+	469	=	1.441
7.	315	+	234	=	549
8.	921	+	459	=	1.380
9.	820	+	586	=	1.406
10.	491	+	319	=	810