Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	787	+		=	1.274
2.	838	+		=	1.259
3.	825	+		=	1.185
4.	917	+		=	1.785
5.	801	+		=	1.441
6.	636	+		=	1.252
7.	950	+		=	1.584
8.	654	+		=	1.280
9.	748	+		=	1.194
10.	805	+		=	1.016

Oefening 2
1.	950	+		=	1.470
2.	561	+		=	992
3.	956	+		=	1.439
4.	791	+		=	1.113
5.	831	+		=	1.114
6.	604	+		=	993
7.	704	+		=	1.038
8.	970	+		=	1.269
9.	851	+		=	1.390
10.	541	+		=	797

Oefening 3
1.	568	+		=	974
2.	667	+		=	974
3.	971	+		=	1.417
4.	557	+		=	969
5.	1.000	+		=	1.262
6.	937	+		=	1.486
7.	792	+		=	1.258
8.	990	+		=	1.643
9.	861	+		=	1.124
10.	793	+		=	1.305

Oefening 4
1.	985	+		=	1.218
2.	640	+		=	1.042
3.	692	+		=	1.295
4.	807	+		=	1.306
5.	866	+		=	1.341
6.	870	+		=	1.196
7.	956	+		=	1.757
8.	946	+		=	1.725
9.	611	+		=	1.003
10.	623	+		=	1.236

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	787	+	487	=	1.274
2.	838	+	421	=	1.259
3.	825	+	360	=	1.185
4.	917	+	868	=	1.785
5.	801	+	640	=	1.441
6.	636	+	616	=	1.252
7.	950	+	634	=	1.584
8.	654	+	626	=	1.280
9.	748	+	446	=	1.194
10.	805	+	211	=	1.016

Oefening 2
1.	950	+	520	=	1.470
2.	561	+	431	=	992
3.	956	+	483	=	1.439
4.	791	+	322	=	1.113
5.	831	+	283	=	1.114
6.	604	+	389	=	993
7.	704	+	334	=	1.038
8.	970	+	299	=	1.269
9.	851	+	539	=	1.390
10.	541	+	256	=	797

Oefening 3
1.	568	+	406	=	974
2.	667	+	307	=	974
3.	971	+	446	=	1.417
4.	557	+	412	=	969
5.	1.000	+	262	=	1.262
6.	937	+	549	=	1.486
7.	792	+	466	=	1.258
8.	990	+	653	=	1.643
9.	861	+	263	=	1.124
10.	793	+	512	=	1.305

Oefening 4
1.	985	+	233	=	1.218
2.	640	+	402	=	1.042
3.	692	+	603	=	1.295
4.	807	+	499	=	1.306
5.	866	+	475	=	1.341
6.	870	+	326	=	1.196
7.	956	+	801	=	1.757
8.	946	+	779	=	1.725
9.	611	+	392	=	1.003
10.	623	+	613	=	1.236