Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	908	+		=	1.581
2.	731	+		=	934
3.	969	+		=	1.817
4.	953	+		=	1.593
5.	775	+		=	1.493
6.	999	+		=	1.775
7.	769	+		=	1.295
8.	820	+		=	1.401
9.	759	+		=	1.303
10.	811	+		=	1.373

Oefening 2
1.	839	+		=	1.464
2.	967	+		=	1.542
3.	983	+		=	1.753
4.	759	+		=	1.468
5.	727	+		=	1.105
6.	493	+		=	805
7.	772	+		=	1.228
8.	832	+		=	1.280
9.	723	+		=	963
10.	907	+		=	1.247

Oefening 3
1.	455	+		=	823
2.	427	+		=	794
3.	803	+		=	1.265
4.	939	+		=	1.526
5.	374	+		=	592
6.	442	+		=	706
7.	618	+		=	961
8.	735	+		=	1.026
9.	542	+		=	922
10.	838	+		=	1.393

Oefening 4
1.	926	+		=	1.574
2.	982	+		=	1.917
3.	257	+		=	472
4.	438	+		=	857
5.	984	+		=	1.786
6.	978	+		=	1.483
7.	677	+		=	1.295
8.	773	+		=	1.297
9.	975	+		=	1.536
10.	862	+		=	1.533

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	908	+	673	=	1.581
2.	731	+	203	=	934
3.	969	+	848	=	1.817
4.	953	+	640	=	1.593
5.	775	+	718	=	1.493
6.	999	+	776	=	1.775
7.	769	+	526	=	1.295
8.	820	+	581	=	1.401
9.	759	+	544	=	1.303
10.	811	+	562	=	1.373

Oefening 2
1.	839	+	625	=	1.464
2.	967	+	575	=	1.542
3.	983	+	770	=	1.753
4.	759	+	709	=	1.468
5.	727	+	378	=	1.105
6.	493	+	312	=	805
7.	772	+	456	=	1.228
8.	832	+	448	=	1.280
9.	723	+	240	=	963
10.	907	+	340	=	1.247

Oefening 3
1.	455	+	368	=	823
2.	427	+	367	=	794
3.	803	+	462	=	1.265
4.	939	+	587	=	1.526
5.	374	+	218	=	592
6.	442	+	264	=	706
7.	618	+	343	=	961
8.	735	+	291	=	1.026
9.	542	+	380	=	922
10.	838	+	555	=	1.393

Oefening 4
1.	926	+	648	=	1.574
2.	982	+	935	=	1.917
3.	257	+	215	=	472
4.	438	+	419	=	857
5.	984	+	802	=	1.786
6.	978	+	505	=	1.483
7.	677	+	618	=	1.295
8.	773	+	524	=	1.297
9.	975	+	561	=	1.536
10.	862	+	671	=	1.533