Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	352	+		=	623
2.	786	+		=	995
3.	771	+		=	1.455
4.	659	+		=	859
5.	415	+		=	631
6.	652	+		=	1.235
7.	355	+		=	675
8.	329	+		=	539
9.	957	+		=	1.814
10.	852	+		=	1.555

Oefening 2
1.	916	+		=	1.363
2.	969	+		=	1.492
3.	958	+		=	1.461
4.	980	+		=	1.872
5.	597	+		=	1.178
6.	897	+		=	1.339
7.	874	+		=	1.215
8.	312	+		=	586
9.	581	+		=	1.100
10.	907	+		=	1.107

Oefening 3
1.	610	+		=	1.132
2.	688	+		=	1.359
3.	786	+		=	1.055
4.	844	+		=	1.604
5.	864	+		=	1.660
6.	970	+		=	1.859
7.	489	+		=	789
8.	782	+		=	1.087
9.	848	+		=	1.429
10.	829	+		=	1.330

Oefening 4
1.	789	+		=	1.130
2.	588	+		=	1.108
3.	845	+		=	1.629
4.	597	+		=	1.089
5.	945	+		=	1.816
6.	570	+		=	1.130
7.	766	+		=	1.001
8.	635	+		=	1.029
9.	556	+		=	857
10.	682	+		=	1.003

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	352	+	271	=	623
2.	786	+	209	=	995
3.	771	+	684	=	1.455
4.	659	+	200	=	859
5.	415	+	216	=	631
6.	652	+	583	=	1.235
7.	355	+	320	=	675
8.	329	+	210	=	539
9.	957	+	857	=	1.814
10.	852	+	703	=	1.555

Oefening 2
1.	916	+	447	=	1.363
2.	969	+	523	=	1.492
3.	958	+	503	=	1.461
4.	980	+	892	=	1.872
5.	597	+	581	=	1.178
6.	897	+	442	=	1.339
7.	874	+	341	=	1.215
8.	312	+	274	=	586
9.	581	+	519	=	1.100
10.	907	+	200	=	1.107

Oefening 3
1.	610	+	522	=	1.132
2.	688	+	671	=	1.359
3.	786	+	269	=	1.055
4.	844	+	760	=	1.604
5.	864	+	796	=	1.660
6.	970	+	889	=	1.859
7.	489	+	300	=	789
8.	782	+	305	=	1.087
9.	848	+	581	=	1.429
10.	829	+	501	=	1.330

Oefening 4
1.	789	+	341	=	1.130
2.	588	+	520	=	1.108
3.	845	+	784	=	1.629
4.	597	+	492	=	1.089
5.	945	+	871	=	1.816
6.	570	+	560	=	1.130
7.	766	+	235	=	1.001
8.	635	+	394	=	1.029
9.	556	+	301	=	857
10.	682	+	321	=	1.003