Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	987	+		=	1.839
2.	873	+		=	1.404
3.	999	+		=	1.734
4.	462	+		=	805
5.	943	+		=	1.494
6.	667	+		=	993
7.	813	+		=	1.040
8.	695	+		=	1.120
9.	804	+		=	1.119
10.	336	+		=	566

Oefening 2
1.	330	+		=	631
2.	477	+		=	800
3.	938	+		=	1.501
4.	999	+		=	1.875
5.	457	+		=	769
6.	995	+		=	1.520
7.	869	+		=	1.678
8.	988	+		=	1.685
9.	899	+		=	1.312
10.	985	+		=	1.334

Oefening 3
1.	888	+		=	1.394
2.	801	+		=	1.230
3.	778	+		=	1.231
4.	847	+		=	1.526
5.	477	+		=	931
6.	689	+		=	1.091
7.	866	+		=	1.672
8.	966	+		=	1.911
9.	938	+		=	1.586
10.	827	+		=	1.595

Oefening 4
1.	926	+		=	1.558
2.	714	+		=	1.092
3.	771	+		=	993
4.	932	+		=	1.557
5.	708	+		=	1.412
6.	956	+		=	1.566
7.	936	+		=	1.543
8.	866	+		=	1.155
9.	604	+		=	1.108
10.	969	+		=	1.390

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	987	+	852	=	1.839
2.	873	+	531	=	1.404
3.	999	+	735	=	1.734
4.	462	+	343	=	805
5.	943	+	551	=	1.494
6.	667	+	326	=	993
7.	813	+	227	=	1.040
8.	695	+	425	=	1.120
9.	804	+	315	=	1.119
10.	336	+	230	=	566

Oefening 2
1.	330	+	301	=	631
2.	477	+	323	=	800
3.	938	+	563	=	1.501
4.	999	+	876	=	1.875
5.	457	+	312	=	769
6.	995	+	525	=	1.520
7.	869	+	809	=	1.678
8.	988	+	697	=	1.685
9.	899	+	413	=	1.312
10.	985	+	349	=	1.334

Oefening 3
1.	888	+	506	=	1.394
2.	801	+	429	=	1.230
3.	778	+	453	=	1.231
4.	847	+	679	=	1.526
5.	477	+	454	=	931
6.	689	+	402	=	1.091
7.	866	+	806	=	1.672
8.	966	+	945	=	1.911
9.	938	+	648	=	1.586
10.	827	+	768	=	1.595

Oefening 4
1.	926	+	632	=	1.558
2.	714	+	378	=	1.092
3.	771	+	222	=	993
4.	932	+	625	=	1.557
5.	708	+	704	=	1.412
6.	956	+	610	=	1.566
7.	936	+	607	=	1.543
8.	866	+	289	=	1.155
9.	604	+	504	=	1.108
10.	969	+	421	=	1.390