Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	927	+		=	1.282
2.	709	+		=	1.265
3.	865	+		=	1.271
4.	912	+		=	1.388
5.	706	+		=	1.277
6.	733	+		=	1.013
7.	492	+		=	906
8.	627	+		=	1.020
9.	810	+		=	1.033
10.	859	+		=	1.233

Oefening 2
1.	749	+		=	1.237
2.	998	+		=	1.707
3.	980	+		=	1.952
4.	450	+		=	800
5.	844	+		=	1.187
6.	820	+		=	1.248
7.	978	+		=	1.824
8.	695	+		=	1.284
9.	842	+		=	1.490
10.	629	+		=	901

Oefening 3
1.	635	+		=	978
2.	499	+		=	856
3.	772	+		=	1.262
4.	594	+		=	1.165
5.	633	+		=	833
6.	748	+		=	1.467
7.	759	+		=	1.067
8.	703	+		=	988
9.	582	+		=	1.017
10.	905	+		=	1.777

Oefening 4
1.	871	+		=	1.183
2.	421	+		=	639
3.	716	+		=	1.211
4.	372	+		=	640
5.	889	+		=	1.545
6.	714	+		=	1.042
7.	817	+		=	1.091
8.	487	+		=	837
9.	928	+		=	1.491
10.	990	+		=	1.805

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	927	+	355	=	1.282
2.	709	+	556	=	1.265
3.	865	+	406	=	1.271
4.	912	+	476	=	1.388
5.	706	+	571	=	1.277
6.	733	+	280	=	1.013
7.	492	+	414	=	906
8.	627	+	393	=	1.020
9.	810	+	223	=	1.033
10.	859	+	374	=	1.233

Oefening 2
1.	749	+	488	=	1.237
2.	998	+	709	=	1.707
3.	980	+	972	=	1.952
4.	450	+	350	=	800
5.	844	+	343	=	1.187
6.	820	+	428	=	1.248
7.	978	+	846	=	1.824
8.	695	+	589	=	1.284
9.	842	+	648	=	1.490
10.	629	+	272	=	901

Oefening 3
1.	635	+	343	=	978
2.	499	+	357	=	856
3.	772	+	490	=	1.262
4.	594	+	571	=	1.165
5.	633	+	200	=	833
6.	748	+	719	=	1.467
7.	759	+	308	=	1.067
8.	703	+	285	=	988
9.	582	+	435	=	1.017
10.	905	+	872	=	1.777

Oefening 4
1.	871	+	312	=	1.183
2.	421	+	218	=	639
3.	716	+	495	=	1.211
4.	372	+	268	=	640
5.	889	+	656	=	1.545
6.	714	+	328	=	1.042
7.	817	+	274	=	1.091
8.	487	+	350	=	837
9.	928	+	563	=	1.491
10.	990	+	815	=	1.805