Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	859	+		=	1.203
2.	470	+		=	785
3.	558	+		=	862
4.	920	+		=	1.533
5.	467	+		=	809
6.	668	+		=	1.016
7.	914	+		=	1.557
8.	971	+		=	1.467
9.	653	+		=	872
10.	967	+		=	1.419

Oefening 2
1.	867	+		=	1.227
2.	798	+		=	1.159
3.	844	+		=	1.181
4.	998	+		=	1.874
5.	601	+		=	924
6.	994	+		=	1.531
7.	957	+		=	1.597
8.	678	+		=	976
9.	895	+		=	1.566
10.	756	+		=	1.444

Oefening 3
1.	457	+		=	777
2.	880	+		=	1.095
3.	828	+		=	1.408
4.	667	+		=	951
5.	900	+		=	1.310
6.	533	+		=	1.017
7.	899	+		=	1.327
8.	461	+		=	875
9.	956	+		=	1.367
10.	322	+		=	578

Oefening 4
1.	995	+		=	1.255
2.	975	+		=	1.474
3.	700	+		=	1.352
4.	977	+		=	1.228
5.	597	+		=	1.001
6.	681	+		=	1.139
7.	625	+		=	1.203
8.	341	+		=	674
9.	753	+		=	1.290
10.	485	+		=	820

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	859	+	344	=	1.203
2.	470	+	315	=	785
3.	558	+	304	=	862
4.	920	+	613	=	1.533
5.	467	+	342	=	809
6.	668	+	348	=	1.016
7.	914	+	643	=	1.557
8.	971	+	496	=	1.467
9.	653	+	219	=	872
10.	967	+	452	=	1.419

Oefening 2
1.	867	+	360	=	1.227
2.	798	+	361	=	1.159
3.	844	+	337	=	1.181
4.	998	+	876	=	1.874
5.	601	+	323	=	924
6.	994	+	537	=	1.531
7.	957	+	640	=	1.597
8.	678	+	298	=	976
9.	895	+	671	=	1.566
10.	756	+	688	=	1.444

Oefening 3
1.	457	+	320	=	777
2.	880	+	215	=	1.095
3.	828	+	580	=	1.408
4.	667	+	284	=	951
5.	900	+	410	=	1.310
6.	533	+	484	=	1.017
7.	899	+	428	=	1.327
8.	461	+	414	=	875
9.	956	+	411	=	1.367
10.	322	+	256	=	578

Oefening 4
1.	995	+	260	=	1.255
2.	975	+	499	=	1.474
3.	700	+	652	=	1.352
4.	977	+	251	=	1.228
5.	597	+	404	=	1.001
6.	681	+	458	=	1.139
7.	625	+	578	=	1.203
8.	341	+	333	=	674
9.	753	+	537	=	1.290
10.	485	+	335	=	820