Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	986	+		=	1.189
2.	667	+		=	893
3.	518	+		=	834
4.	911	+		=	1.559
5.	925	+		=	1.820
6.	877	+		=	1.409
7.	718	+		=	1.233
8.	844	+		=	1.412
9.	632	+		=	986
10.	547	+		=	754

Oefening 2
1.	990	+		=	1.611
2.	808	+		=	1.257
3.	919	+		=	1.387
4.	662	+		=	1.082
5.	622	+		=	996
6.	789	+		=	1.195
7.	458	+		=	830
8.	973	+		=	1.715
9.	703	+		=	1.196
10.	925	+		=	1.146

Oefening 3
1.	451	+		=	736
2.	368	+		=	695
3.	307	+		=	583
4.	742	+		=	1.259
5.	984	+		=	1.231
6.	458	+		=	696
7.	947	+		=	1.583
8.	601	+		=	1.088
9.	940	+		=	1.399
10.	844	+		=	1.383

Oefening 4
1.	769	+		=	1.298
2.	801	+		=	1.304
3.	922	+		=	1.388
4.	755	+		=	1.373
5.	743	+		=	1.206
6.	965	+		=	1.892
7.	859	+		=	1.704
8.	779	+		=	1.285
9.	733	+		=	1.360
10.	815	+		=	1.506

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	986	+	203	=	1.189
2.	667	+	226	=	893
3.	518	+	316	=	834
4.	911	+	648	=	1.559
5.	925	+	895	=	1.820
6.	877	+	532	=	1.409
7.	718	+	515	=	1.233
8.	844	+	568	=	1.412
9.	632	+	354	=	986
10.	547	+	207	=	754

Oefening 2
1.	990	+	621	=	1.611
2.	808	+	449	=	1.257
3.	919	+	468	=	1.387
4.	662	+	420	=	1.082
5.	622	+	374	=	996
6.	789	+	406	=	1.195
7.	458	+	372	=	830
8.	973	+	742	=	1.715
9.	703	+	493	=	1.196
10.	925	+	221	=	1.146

Oefening 3
1.	451	+	285	=	736
2.	368	+	327	=	695
3.	307	+	276	=	583
4.	742	+	517	=	1.259
5.	984	+	247	=	1.231
6.	458	+	238	=	696
7.	947	+	636	=	1.583
8.	601	+	487	=	1.088
9.	940	+	459	=	1.399
10.	844	+	539	=	1.383

Oefening 4
1.	769	+	529	=	1.298
2.	801	+	503	=	1.304
3.	922	+	466	=	1.388
4.	755	+	618	=	1.373
5.	743	+	463	=	1.206
6.	965	+	927	=	1.892
7.	859	+	845	=	1.704
8.	779	+	506	=	1.285
9.	733	+	627	=	1.360
10.	815	+	691	=	1.506