Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	537	+		=	1.069
2.	769	+		=	1.406
3.	813	+		=	1.421
4.	877	+		=	1.152
5.	968	+		=	1.388
6.	641	+		=	957
7.	572	+		=	1.104
8.	669	+		=	1.003
9.	703	+		=	1.014
10.	874	+		=	1.439

Oefening 2
1.	563	+		=	886
2.	971	+		=	1.717
3.	952	+		=	1.756
4.	455	+		=	853
5.	702	+		=	1.022
6.	399	+		=	726
7.	745	+		=	986
8.	638	+		=	1.112
9.	907	+		=	1.654
10.	624	+		=	941

Oefening 3
1.	951	+		=	1.604
2.	398	+		=	616
3.	787	+		=	1.093
4.	923	+		=	1.589
5.	885	+		=	1.208
6.	760	+		=	1.018
7.	950	+		=	1.176
8.	875	+		=	1.729
9.	938	+		=	1.407
10.	900	+		=	1.695

Oefening 4
1.	986	+		=	1.367
2.	541	+		=	825
3.	771	+		=	1.393
4.	881	+		=	1.539
5.	504	+		=	797
6.	593	+		=	1.109
7.	786	+		=	1.495
8.	830	+		=	1.082
9.	656	+		=	1.207
10.	700	+		=	1.104

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	537	+	532	=	1.069
2.	769	+	637	=	1.406
3.	813	+	608	=	1.421
4.	877	+	275	=	1.152
5.	968	+	420	=	1.388
6.	641	+	316	=	957
7.	572	+	532	=	1.104
8.	669	+	334	=	1.003
9.	703	+	311	=	1.014
10.	874	+	565	=	1.439

Oefening 2
1.	563	+	323	=	886
2.	971	+	746	=	1.717
3.	952	+	804	=	1.756
4.	455	+	398	=	853
5.	702	+	320	=	1.022
6.	399	+	327	=	726
7.	745	+	241	=	986
8.	638	+	474	=	1.112
9.	907	+	747	=	1.654
10.	624	+	317	=	941

Oefening 3
1.	951	+	653	=	1.604
2.	398	+	218	=	616
3.	787	+	306	=	1.093
4.	923	+	666	=	1.589
5.	885	+	323	=	1.208
6.	760	+	258	=	1.018
7.	950	+	226	=	1.176
8.	875	+	854	=	1.729
9.	938	+	469	=	1.407
10.	900	+	795	=	1.695

Oefening 4
1.	986	+	381	=	1.367
2.	541	+	284	=	825
3.	771	+	622	=	1.393
4.	881	+	658	=	1.539
5.	504	+	293	=	797
6.	593	+	516	=	1.109
7.	786	+	709	=	1.495
8.	830	+	252	=	1.082
9.	656	+	551	=	1.207
10.	700	+	404	=	1.104