Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	892	+		=	1.644
2.	788	+		=	1.481
3.	988	+		=	1.888
4.	390	+		=	692
5.	609	+		=	946
6.	515	+		=	725
7.	602	+		=	998
8.	778	+		=	1.030
9.	621	+		=	1.136
10.	713	+		=	1.003

Oefening 2
1.	872	+		=	1.510
2.	747	+		=	1.402
3.	657	+		=	1.228
4.	785	+		=	1.449
5.	739	+		=	1.261
6.	498	+		=	994
7.	711	+		=	1.202
8.	689	+		=	1.282
9.	733	+		=	1.405
10.	885	+		=	1.170

Oefening 3
1.	863	+		=	1.645
2.	854	+		=	1.708
3.	943	+		=	1.374
4.	817	+		=	1.558
5.	841	+		=	1.648
6.	841	+		=	1.529
7.	283	+		=	519
8.	751	+		=	1.332
9.	834	+		=	1.588
10.	897	+		=	1.639

Oefening 4
1.	532	+		=	796
2.	729	+		=	993
3.	842	+		=	1.388
4.	635	+		=	1.164
5.	755	+		=	1.308
6.	938	+		=	1.485
7.	871	+		=	1.696
8.	946	+		=	1.596
9.	360	+		=	605
10.	773	+		=	1.058

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	892	+	752	=	1.644
2.	788	+	693	=	1.481
3.	988	+	900	=	1.888
4.	390	+	302	=	692
5.	609	+	337	=	946
6.	515	+	210	=	725
7.	602	+	396	=	998
8.	778	+	252	=	1.030
9.	621	+	515	=	1.136
10.	713	+	290	=	1.003

Oefening 2
1.	872	+	638	=	1.510
2.	747	+	655	=	1.402
3.	657	+	571	=	1.228
4.	785	+	664	=	1.449
5.	739	+	522	=	1.261
6.	498	+	496	=	994
7.	711	+	491	=	1.202
8.	689	+	593	=	1.282
9.	733	+	672	=	1.405
10.	885	+	285	=	1.170

Oefening 3
1.	863	+	782	=	1.645
2.	854	+	854	=	1.708
3.	943	+	431	=	1.374
4.	817	+	741	=	1.558
5.	841	+	807	=	1.648
6.	841	+	688	=	1.529
7.	283	+	236	=	519
8.	751	+	581	=	1.332
9.	834	+	754	=	1.588
10.	897	+	742	=	1.639

Oefening 4
1.	532	+	264	=	796
2.	729	+	264	=	993
3.	842	+	546	=	1.388
4.	635	+	529	=	1.164
5.	755	+	553	=	1.308
6.	938	+	547	=	1.485
7.	871	+	825	=	1.696
8.	946	+	650	=	1.596
9.	360	+	245	=	605
10.	773	+	285	=	1.058