Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	946	+		=	1.644
2.	852	+		=	1.415
3.	978	+		=	1.303
4.	677	+		=	921
5.	648	+		=	1.266
6.	995	+		=	1.787
7.	780	+		=	1.254
8.	717	+		=	1.085
9.	903	+		=	1.368
10.	932	+		=	1.809

Oefening 2
1.	725	+		=	993
2.	941	+		=	1.306
3.	946	+		=	1.445
4.	885	+		=	1.732
5.	406	+		=	652
6.	959	+		=	1.449
7.	852	+		=	1.430
8.	819	+		=	1.561
9.	882	+		=	1.281
10.	768	+		=	1.481

Oefening 3
1.	693	+		=	1.076
2.	416	+		=	704
3.	693	+		=	1.056
4.	970	+		=	1.392
5.	873	+		=	1.167
6.	743	+		=	999
7.	791	+		=	1.286
8.	647	+		=	906
9.	853	+		=	1.457
10.	631	+		=	1.248

Oefening 4
1.	538	+		=	816
2.	393	+		=	689
3.	664	+		=	1.137
4.	906	+		=	1.763
5.	784	+		=	1.479
6.	803	+		=	1.182
7.	566	+		=	906
8.	958	+		=	1.278
9.	834	+		=	1.049
10.	857	+		=	1.204

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	946	+	698	=	1.644
2.	852	+	563	=	1.415
3.	978	+	325	=	1.303
4.	677	+	244	=	921
5.	648	+	618	=	1.266
6.	995	+	792	=	1.787
7.	780	+	474	=	1.254
8.	717	+	368	=	1.085
9.	903	+	465	=	1.368
10.	932	+	877	=	1.809

Oefening 2
1.	725	+	268	=	993
2.	941	+	365	=	1.306
3.	946	+	499	=	1.445
4.	885	+	847	=	1.732
5.	406	+	246	=	652
6.	959	+	490	=	1.449
7.	852	+	578	=	1.430
8.	819	+	742	=	1.561
9.	882	+	399	=	1.281
10.	768	+	713	=	1.481

Oefening 3
1.	693	+	383	=	1.076
2.	416	+	288	=	704
3.	693	+	363	=	1.056
4.	970	+	422	=	1.392
5.	873	+	294	=	1.167
6.	743	+	256	=	999
7.	791	+	495	=	1.286
8.	647	+	259	=	906
9.	853	+	604	=	1.457
10.	631	+	617	=	1.248

Oefening 4
1.	538	+	278	=	816
2.	393	+	296	=	689
3.	664	+	473	=	1.137
4.	906	+	857	=	1.763
5.	784	+	695	=	1.479
6.	803	+	379	=	1.182
7.	566	+	340	=	906
8.	958	+	320	=	1.278
9.	834	+	215	=	1.049
10.	857	+	347	=	1.204