Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	513	+		=	875
2.	834	+		=	1.145
3.	675	+		=	1.238
4.	694	+		=	998
5.	975	+		=	1.479
6.	339	+		=	610
7.	620	+		=	1.018
8.	797	+		=	1.574
9.	867	+		=	1.429
10.	436	+		=	834

Oefening 2
1.	776	+		=	1.500
2.	932	+		=	1.230
3.	808	+		=	1.405
4.	955	+		=	1.842
5.	849	+		=	1.593
6.	896	+		=	1.135
7.	488	+		=	865
8.	916	+		=	1.830
9.	817	+		=	1.477
10.	580	+		=	1.001

Oefening 3
1.	648	+		=	1.117
2.	695	+		=	963
3.	668	+		=	1.263
4.	514	+		=	996
5.	594	+		=	958
6.	821	+		=	1.477
7.	731	+		=	1.006
8.	469	+		=	812
9.	763	+		=	1.420
10.	794	+		=	1.090

Oefening 4
1.	976	+		=	1.734
2.	396	+		=	618
3.	733	+		=	1.440
4.	806	+		=	1.608
5.	509	+		=	1.007
6.	240	+		=	455
7.	997	+		=	1.765
8.	755	+		=	1.232
9.	447	+		=	701
10.	911	+		=	1.487

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	513	+	362	=	875
2.	834	+	311	=	1.145
3.	675	+	563	=	1.238
4.	694	+	304	=	998
5.	975	+	504	=	1.479
6.	339	+	271	=	610
7.	620	+	398	=	1.018
8.	797	+	777	=	1.574
9.	867	+	562	=	1.429
10.	436	+	398	=	834

Oefening 2
1.	776	+	724	=	1.500
2.	932	+	298	=	1.230
3.	808	+	597	=	1.405
4.	955	+	887	=	1.842
5.	849	+	744	=	1.593
6.	896	+	239	=	1.135
7.	488	+	377	=	865
8.	916	+	914	=	1.830
9.	817	+	660	=	1.477
10.	580	+	421	=	1.001

Oefening 3
1.	648	+	469	=	1.117
2.	695	+	268	=	963
3.	668	+	595	=	1.263
4.	514	+	482	=	996
5.	594	+	364	=	958
6.	821	+	656	=	1.477
7.	731	+	275	=	1.006
8.	469	+	343	=	812
9.	763	+	657	=	1.420
10.	794	+	296	=	1.090

Oefening 4
1.	976	+	758	=	1.734
2.	396	+	222	=	618
3.	733	+	707	=	1.440
4.	806	+	802	=	1.608
5.	509	+	498	=	1.007
6.	240	+	215	=	455
7.	997	+	768	=	1.765
8.	755	+	477	=	1.232
9.	447	+	254	=	701
10.	911	+	576	=	1.487