Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	607	+		=	1.160
2.	718	+		=	1.050
3.	358	+		=	632
4.	534	+		=	808
5.	346	+		=	673
6.	660	+		=	997
7.	362	+		=	684
8.	960	+		=	1.172
9.	868	+		=	1.169
10.	802	+		=	1.566

Oefening 2
1.	473	+		=	875
2.	630	+		=	1.029
3.	940	+		=	1.463
4.	491	+		=	933
5.	898	+		=	1.509
6.	717	+		=	1.201
7.	638	+		=	986
8.	981	+		=	1.493
9.	865	+		=	1.108
10.	752	+		=	1.486

Oefening 3
1.	816	+		=	1.395
2.	505	+		=	949
3.	989	+		=	1.825
4.	369	+		=	644
5.	834	+		=	1.642
6.	999	+		=	1.830
7.	826	+		=	1.242
8.	767	+		=	1.464
9.	409	+		=	809
10.	831	+		=	1.275

Oefening 4
1.	889	+		=	1.109
2.	695	+		=	901
3.	916	+		=	1.633
4.	301	+		=	583
5.	857	+		=	1.345
6.	905	+		=	1.721
7.	930	+		=	1.835
8.	901	+		=	1.203
9.	708	+		=	1.262
10.	631	+		=	992

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	607	+	553	=	1.160
2.	718	+	332	=	1.050
3.	358	+	274	=	632
4.	534	+	274	=	808
5.	346	+	327	=	673
6.	660	+	337	=	997
7.	362	+	322	=	684
8.	960	+	212	=	1.172
9.	868	+	301	=	1.169
10.	802	+	764	=	1.566

Oefening 2
1.	473	+	402	=	875
2.	630	+	399	=	1.029
3.	940	+	523	=	1.463
4.	491	+	442	=	933
5.	898	+	611	=	1.509
6.	717	+	484	=	1.201
7.	638	+	348	=	986
8.	981	+	512	=	1.493
9.	865	+	243	=	1.108
10.	752	+	734	=	1.486

Oefening 3
1.	816	+	579	=	1.395
2.	505	+	444	=	949
3.	989	+	836	=	1.825
4.	369	+	275	=	644
5.	834	+	808	=	1.642
6.	999	+	831	=	1.830
7.	826	+	416	=	1.242
8.	767	+	697	=	1.464
9.	409	+	400	=	809
10.	831	+	444	=	1.275

Oefening 4
1.	889	+	220	=	1.109
2.	695	+	206	=	901
3.	916	+	717	=	1.633
4.	301	+	282	=	583
5.	857	+	488	=	1.345
6.	905	+	816	=	1.721
7.	930	+	905	=	1.835
8.	901	+	302	=	1.203
9.	708	+	554	=	1.262
10.	631	+	361	=	992