Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	914	+		=	1.785
2.	850	+		=	1.469
3.	710	+		=	1.393
4.	795	+		=	1.385
5.	993	+		=	1.687
6.	541	+		=	970
7.	752	+		=	1.224
8.	929	+		=	1.448
9.	230	+		=	439
10.	736	+		=	1.296

Oefening 2
1.	552	+		=	1.096
2.	503	+		=	733
3.	855	+		=	1.468
4.	985	+		=	1.617
5.	366	+		=	579
6.	996	+		=	1.470
7.	730	+		=	1.279
8.	885	+		=	1.192
9.	737	+		=	1.361
10.	660	+		=	1.165

Oefening 3
1.	585	+		=	1.001
2.	611	+		=	928
3.	673	+		=	920
4.	354	+		=	673
5.	932	+		=	1.430
6.	548	+		=	765
7.	821	+		=	1.439
8.	533	+		=	797
9.	519	+		=	982
10.	479	+		=	859

Oefening 4
1.	958	+		=	1.411
2.	927	+		=	1.755
3.	627	+		=	1.250
4.	459	+		=	684
5.	952	+		=	1.728
6.	884	+		=	1.437
7.	792	+		=	1.477
8.	900	+		=	1.320
9.	705	+		=	916
10.	945	+		=	1.779

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	914	+	871	=	1.785
2.	850	+	619	=	1.469
3.	710	+	683	=	1.393
4.	795	+	590	=	1.385
5.	993	+	694	=	1.687
6.	541	+	429	=	970
7.	752	+	472	=	1.224
8.	929	+	519	=	1.448
9.	230	+	209	=	439
10.	736	+	560	=	1.296

Oefening 2
1.	552	+	544	=	1.096
2.	503	+	230	=	733
3.	855	+	613	=	1.468
4.	985	+	632	=	1.617
5.	366	+	213	=	579
6.	996	+	474	=	1.470
7.	730	+	549	=	1.279
8.	885	+	307	=	1.192
9.	737	+	624	=	1.361
10.	660	+	505	=	1.165

Oefening 3
1.	585	+	416	=	1.001
2.	611	+	317	=	928
3.	673	+	247	=	920
4.	354	+	319	=	673
5.	932	+	498	=	1.430
6.	548	+	217	=	765
7.	821	+	618	=	1.439
8.	533	+	264	=	797
9.	519	+	463	=	982
10.	479	+	380	=	859

Oefening 4
1.	958	+	453	=	1.411
2.	927	+	828	=	1.755
3.	627	+	623	=	1.250
4.	459	+	225	=	684
5.	952	+	776	=	1.728
6.	884	+	553	=	1.437
7.	792	+	685	=	1.477
8.	900	+	420	=	1.320
9.	705	+	211	=	916
10.	945	+	834	=	1.779