Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	527	+		=	841
2.	644	+		=	1.188
3.	976	+		=	1.778
4.	772	+		=	996
5.	888	+		=	1.203
6.	695	+		=	962
7.	798	+		=	1.451
8.	887	+		=	1.646
9.	350	+		=	571
10.	371	+		=	728

Oefening 2
1.	924	+		=	1.373
2.	824	+		=	1.051
3.	665	+		=	915
4.	762	+		=	1.306
5.	776	+		=	1.436
6.	586	+		=	962
7.	469	+		=	838
8.	855	+		=	1.555
9.	947	+		=	1.496
10.	477	+		=	736

Oefening 3
1.	686	+		=	935
2.	804	+		=	1.557
3.	838	+		=	1.243
4.	782	+		=	1.564
5.	789	+		=	1.287
6.	682	+		=	1.286
7.	749	+		=	1.184
8.	979	+		=	1.674
9.	381	+		=	605
10.	962	+		=	1.183

Oefening 4
1.	506	+		=	741
2.	834	+		=	1.625
3.	316	+		=	532
4.	503	+		=	773
5.	672	+		=	1.016
6.	711	+		=	1.106
7.	625	+		=	1.126
8.	688	+		=	1.353
9.	561	+		=	889
10.	503	+		=	847

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	527	+	314	=	841
2.	644	+	544	=	1.188
3.	976	+	802	=	1.778
4.	772	+	224	=	996
5.	888	+	315	=	1.203
6.	695	+	267	=	962
7.	798	+	653	=	1.451
8.	887	+	759	=	1.646
9.	350	+	221	=	571
10.	371	+	357	=	728

Oefening 2
1.	924	+	449	=	1.373
2.	824	+	227	=	1.051
3.	665	+	250	=	915
4.	762	+	544	=	1.306
5.	776	+	660	=	1.436
6.	586	+	376	=	962
7.	469	+	369	=	838
8.	855	+	700	=	1.555
9.	947	+	549	=	1.496
10.	477	+	259	=	736

Oefening 3
1.	686	+	249	=	935
2.	804	+	753	=	1.557
3.	838	+	405	=	1.243
4.	782	+	782	=	1.564
5.	789	+	498	=	1.287
6.	682	+	604	=	1.286
7.	749	+	435	=	1.184
8.	979	+	695	=	1.674
9.	381	+	224	=	605
10.	962	+	221	=	1.183

Oefening 4
1.	506	+	235	=	741
2.	834	+	791	=	1.625
3.	316	+	216	=	532
4.	503	+	270	=	773
5.	672	+	344	=	1.016
6.	711	+	395	=	1.106
7.	625	+	501	=	1.126
8.	688	+	665	=	1.353
9.	561	+	328	=	889
10.	503	+	344	=	847