Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	711	+		=	1.231
2.	538	+		=	802
3.	814	+		=	1.307
4.	983	+		=	1.400
5.	633	+		=	1.138
6.	590	+		=	1.023
7.	650	+		=	1.295
8.	944	+		=	1.699
9.	919	+		=	1.798
10.	916	+		=	1.313

Oefening 2
1.	860	+		=	1.579
2.	907	+		=	1.541
3.	887	+		=	1.680
4.	996	+		=	1.857
5.	338	+		=	616
6.	622	+		=	1.170
7.	696	+		=	1.023
8.	822	+		=	1.524
9.	838	+		=	1.470
10.	963	+		=	1.753

Oefening 3
1.	972	+		=	1.789
2.	994	+		=	1.911
3.	419	+		=	794
4.	874	+		=	1.712
5.	987	+		=	1.842
6.	802	+		=	1.495
7.	528	+		=	795
8.	406	+		=	640
9.	523	+		=	932
10.	952	+		=	1.343

Oefening 4
1.	585	+		=	919
2.	321	+		=	602
3.	845	+		=	1.469
4.	892	+		=	1.755
5.	992	+		=	1.330
6.	484	+		=	712
7.	650	+		=	981
8.	770	+		=	1.021
9.	545	+		=	1.018
10.	957	+		=	1.800

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	711	+	520	=	1.231
2.	538	+	264	=	802
3.	814	+	493	=	1.307
4.	983	+	417	=	1.400
5.	633	+	505	=	1.138
6.	590	+	433	=	1.023
7.	650	+	645	=	1.295
8.	944	+	755	=	1.699
9.	919	+	879	=	1.798
10.	916	+	397	=	1.313

Oefening 2
1.	860	+	719	=	1.579
2.	907	+	634	=	1.541
3.	887	+	793	=	1.680
4.	996	+	861	=	1.857
5.	338	+	278	=	616
6.	622	+	548	=	1.170
7.	696	+	327	=	1.023
8.	822	+	702	=	1.524
9.	838	+	632	=	1.470
10.	963	+	790	=	1.753

Oefening 3
1.	972	+	817	=	1.789
2.	994	+	917	=	1.911
3.	419	+	375	=	794
4.	874	+	838	=	1.712
5.	987	+	855	=	1.842
6.	802	+	693	=	1.495
7.	528	+	267	=	795
8.	406	+	234	=	640
9.	523	+	409	=	932
10.	952	+	391	=	1.343

Oefening 4
1.	585	+	334	=	919
2.	321	+	281	=	602
3.	845	+	624	=	1.469
4.	892	+	863	=	1.755
5.	992	+	338	=	1.330
6.	484	+	228	=	712
7.	650	+	331	=	981
8.	770	+	251	=	1.021
9.	545	+	473	=	1.018
10.	957	+	843	=	1.800