Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	412	+		=	585
2.	206	+		=	316
3.	490	+		=	842
4.	265	+		=	525
5.	410	+		=	528
6.	466	+		=	758
7.	455	+		=	733
8.	427	+		=	654
9.	479	+		=	871
10.	383	+		=	709

Oefening 2
1.	309	+		=	445
2.	492	+		=	927
3.	485	+		=	663
4.	480	+		=	586
5.	459	+		=	661
6.	477	+		=	608
7.	443	+		=	698
8.	156	+		=	274
9.	129	+		=	257
10.	260	+		=	392

Oefening 3
1.	362	+		=	666
2.	406	+		=	522
3.	388	+		=	660
4.	468	+		=	672
5.	495	+		=	710
6.	463	+		=	713
7.	352	+		=	591
8.	447	+		=	711
9.	329	+		=	654
10.	285	+		=	436

Oefening 4
1.	245	+		=	377
2.	323	+		=	558
3.	283	+		=	510
4.	293	+		=	579
5.	472	+		=	914
6.	341	+		=	521
7.	286	+		=	530
8.	328	+		=	448
9.	369	+		=	738
10.	418	+		=	599

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	412	+	173	=	585
2.	206	+	110	=	316
3.	490	+	352	=	842
4.	265	+	260	=	525
5.	410	+	118	=	528
6.	466	+	292	=	758
7.	455	+	278	=	733
8.	427	+	227	=	654
9.	479	+	392	=	871
10.	383	+	326	=	709

Oefening 2
1.	309	+	136	=	445
2.	492	+	435	=	927
3.	485	+	178	=	663
4.	480	+	106	=	586
5.	459	+	202	=	661
6.	477	+	131	=	608
7.	443	+	255	=	698
8.	156	+	118	=	274
9.	129	+	128	=	257
10.	260	+	132	=	392

Oefening 3
1.	362	+	304	=	666
2.	406	+	116	=	522
3.	388	+	272	=	660
4.	468	+	204	=	672
5.	495	+	215	=	710
6.	463	+	250	=	713
7.	352	+	239	=	591
8.	447	+	264	=	711
9.	329	+	325	=	654
10.	285	+	151	=	436

Oefening 4
1.	245	+	132	=	377
2.	323	+	235	=	558
3.	283	+	227	=	510
4.	293	+	286	=	579
5.	472	+	442	=	914
6.	341	+	180	=	521
7.	286	+	244	=	530
8.	328	+	120	=	448
9.	369	+	369	=	738
10.	418	+	181	=	599