Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	713	+		=	1.081
2.	996	+		=	1.758
3.	941	+		=	1.791
4.	917	+		=	1.152
5.	881	+		=	1.209
6.	809	+		=	1.574
7.	755	+		=	1.304
8.	805	+		=	1.498
9.	924	+		=	1.298
10.	815	+		=	1.526

Oefening 2
1.	729	+		=	1.420
2.	935	+		=	1.783
3.	841	+		=	1.178
4.	856	+		=	1.478
5.	950	+		=	1.811
6.	951	+		=	1.556
7.	537	+		=	896
8.	894	+		=	1.395
9.	922	+		=	1.671
10.	998	+		=	1.575

Oefening 3
1.	728	+		=	1.180
2.	722	+		=	1.343
3.	929	+		=	1.159
4.	965	+		=	1.365
5.	848	+		=	1.599
6.	884	+		=	1.168
7.	690	+		=	1.368
8.	750	+		=	1.443
9.	917	+		=	1.739
10.	387	+		=	615

Oefening 4
1.	390	+		=	608
2.	818	+		=	1.567
3.	793	+		=	1.521
4.	873	+		=	1.498
5.	732	+		=	1.019
6.	218	+		=	419
7.	761	+		=	1.244
8.	770	+		=	1.330
9.	758	+		=	1.153
10.	969	+		=	1.363

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	713	+	368	=	1.081
2.	996	+	762	=	1.758
3.	941	+	850	=	1.791
4.	917	+	235	=	1.152
5.	881	+	328	=	1.209
6.	809	+	765	=	1.574
7.	755	+	549	=	1.304
8.	805	+	693	=	1.498
9.	924	+	374	=	1.298
10.	815	+	711	=	1.526

Oefening 2
1.	729	+	691	=	1.420
2.	935	+	848	=	1.783
3.	841	+	337	=	1.178
4.	856	+	622	=	1.478
5.	950	+	861	=	1.811
6.	951	+	605	=	1.556
7.	537	+	359	=	896
8.	894	+	501	=	1.395
9.	922	+	749	=	1.671
10.	998	+	577	=	1.575

Oefening 3
1.	728	+	452	=	1.180
2.	722	+	621	=	1.343
3.	929	+	230	=	1.159
4.	965	+	400	=	1.365
5.	848	+	751	=	1.599
6.	884	+	284	=	1.168
7.	690	+	678	=	1.368
8.	750	+	693	=	1.443
9.	917	+	822	=	1.739
10.	387	+	228	=	615

Oefening 4
1.	390	+	218	=	608
2.	818	+	749	=	1.567
3.	793	+	728	=	1.521
4.	873	+	625	=	1.498
5.	732	+	287	=	1.019
6.	218	+	201	=	419
7.	761	+	483	=	1.244
8.	770	+	560	=	1.330
9.	758	+	395	=	1.153
10.	969	+	394	=	1.363