Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	706	+		=	1.240
2.	734	+		=	1.435
3.	712	+		=	913
4.	700	+		=	1.222
5.	631	+		=	1.252
6.	519	+		=	854
7.	803	+		=	1.174
8.	999	+		=	1.454
9.	474	+		=	691
10.	745	+		=	1.401

Oefening 2
1.	995	+		=	1.602
2.	374	+		=	688
3.	430	+		=	860
4.	991	+		=	1.500
5.	832	+		=	1.570
6.	519	+		=	913
7.	944	+		=	1.591
8.	779	+		=	1.470
9.	573	+		=	944
10.	338	+		=	667

Oefening 3
1.	798	+		=	1.525
2.	948	+		=	1.372
3.	760	+		=	1.308
4.	242	+		=	481
5.	956	+		=	1.582
6.	732	+		=	1.007
7.	986	+		=	1.621
8.	888	+		=	1.180
9.	618	+		=	835
10.	928	+		=	1.359

Oefening 4
1.	870	+		=	1.528
2.	698	+		=	1.020
3.	720	+		=	1.009
4.	946	+		=	1.593
5.	893	+		=	1.583
6.	433	+		=	831
7.	724	+		=	1.133
8.	478	+		=	769
9.	990	+		=	1.934
10.	869	+		=	1.153

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	706	+	534	=	1.240
2.	734	+	701	=	1.435
3.	712	+	201	=	913
4.	700	+	522	=	1.222
5.	631	+	621	=	1.252
6.	519	+	335	=	854
7.	803	+	371	=	1.174
8.	999	+	455	=	1.454
9.	474	+	217	=	691
10.	745	+	656	=	1.401

Oefening 2
1.	995	+	607	=	1.602
2.	374	+	314	=	688
3.	430	+	430	=	860
4.	991	+	509	=	1.500
5.	832	+	738	=	1.570
6.	519	+	394	=	913
7.	944	+	647	=	1.591
8.	779	+	691	=	1.470
9.	573	+	371	=	944
10.	338	+	329	=	667

Oefening 3
1.	798	+	727	=	1.525
2.	948	+	424	=	1.372
3.	760	+	548	=	1.308
4.	242	+	239	=	481
5.	956	+	626	=	1.582
6.	732	+	275	=	1.007
7.	986	+	635	=	1.621
8.	888	+	292	=	1.180
9.	618	+	217	=	835
10.	928	+	431	=	1.359

Oefening 4
1.	870	+	658	=	1.528
2.	698	+	322	=	1.020
3.	720	+	289	=	1.009
4.	946	+	647	=	1.593
5.	893	+	690	=	1.583
6.	433	+	398	=	831
7.	724	+	409	=	1.133
8.	478	+	291	=	769
9.	990	+	944	=	1.934
10.	869	+	284	=	1.153