Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	456	+		=	782
2.	515	+		=	954
3.	684	+		=	1.311
4.	496	+		=	909
5.	592	+		=	901
6.	821	+		=	1.068
7.	910	+		=	1.570
8.	831	+		=	1.645
9.	945	+		=	1.223
10.	967	+		=	1.777

Oefening 2
1.	799	+		=	1.082
2.	549	+		=	1.003
3.	634	+		=	1.232
4.	951	+		=	1.535
5.	775	+		=	1.343
6.	987	+		=	1.308
7.	719	+		=	1.276
8.	868	+		=	1.069
9.	657	+		=	960
10.	867	+		=	1.628

Oefening 3
1.	550	+		=	882
2.	794	+		=	1.326
3.	558	+		=	1.060
4.	991	+		=	1.445
5.	556	+		=	985
6.	564	+		=	934
7.	656	+		=	1.239
8.	872	+		=	1.244
9.	856	+		=	1.280
10.	539	+		=	1.055

Oefening 4
1.	573	+		=	864
2.	970	+		=	1.544
3.	787	+		=	1.336
4.	753	+		=	1.134
5.	577	+		=	1.026
6.	757	+		=	1.198
7.	473	+		=	906
8.	637	+		=	998
9.	409	+		=	710
10.	487	+		=	893

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	456	+	326	=	782
2.	515	+	439	=	954
3.	684	+	627	=	1.311
4.	496	+	413	=	909
5.	592	+	309	=	901
6.	821	+	247	=	1.068
7.	910	+	660	=	1.570
8.	831	+	814	=	1.645
9.	945	+	278	=	1.223
10.	967	+	810	=	1.777

Oefening 2
1.	799	+	283	=	1.082
2.	549	+	454	=	1.003
3.	634	+	598	=	1.232
4.	951	+	584	=	1.535
5.	775	+	568	=	1.343
6.	987	+	321	=	1.308
7.	719	+	557	=	1.276
8.	868	+	201	=	1.069
9.	657	+	303	=	960
10.	867	+	761	=	1.628

Oefening 3
1.	550	+	332	=	882
2.	794	+	532	=	1.326
3.	558	+	502	=	1.060
4.	991	+	454	=	1.445
5.	556	+	429	=	985
6.	564	+	370	=	934
7.	656	+	583	=	1.239
8.	872	+	372	=	1.244
9.	856	+	424	=	1.280
10.	539	+	516	=	1.055

Oefening 4
1.	573	+	291	=	864
2.	970	+	574	=	1.544
3.	787	+	549	=	1.336
4.	753	+	381	=	1.134
5.	577	+	449	=	1.026
6.	757	+	441	=	1.198
7.	473	+	433	=	906
8.	637	+	361	=	998
9.	409	+	301	=	710
10.	487	+	406	=	893