Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	494	+		=	926
2.	282	+		=	476
3.	461	+		=	724
4.	352	+		=	641
5.	282	+		=	465
6.	332	+		=	597
7.	449	+		=	729
8.	464	+		=	606
9.	270	+		=	524
10.	494	+		=	745

Oefening 2
1.	351	+		=	695
2.	426	+		=	699
3.	498	+		=	980
4.	400	+		=	661
5.	469	+		=	649
6.	246	+		=	490
7.	406	+		=	801
8.	448	+		=	633
9.	464	+		=	856
10.	469	+		=	648

Oefening 3
1.	350	+		=	490
2.	348	+		=	531
3.	344	+		=	498
4.	335	+		=	615
5.	489	+		=	724
6.	500	+		=	908
7.	454	+		=	794
8.	189	+		=	297
9.	405	+		=	706
10.	476	+		=	895

Oefening 4
1.	445	+		=	629
2.	392	+		=	586
3.	443	+		=	609
4.	389	+		=	731
5.	341	+		=	681
6.	116	+		=	217
7.	370	+		=	727
8.	435	+		=	868
9.	458	+		=	909
10.	338	+		=	506

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	494	+	432	=	926
2.	282	+	194	=	476
3.	461	+	263	=	724
4.	352	+	289	=	641
5.	282	+	183	=	465
6.	332	+	265	=	597
7.	449	+	280	=	729
8.	464	+	142	=	606
9.	270	+	254	=	524
10.	494	+	251	=	745

Oefening 2
1.	351	+	344	=	695
2.	426	+	273	=	699
3.	498	+	482	=	980
4.	400	+	261	=	661
5.	469	+	180	=	649
6.	246	+	244	=	490
7.	406	+	395	=	801
8.	448	+	185	=	633
9.	464	+	392	=	856
10.	469	+	179	=	648

Oefening 3
1.	350	+	140	=	490
2.	348	+	183	=	531
3.	344	+	154	=	498
4.	335	+	280	=	615
5.	489	+	235	=	724
6.	500	+	408	=	908
7.	454	+	340	=	794
8.	189	+	108	=	297
9.	405	+	301	=	706
10.	476	+	419	=	895

Oefening 4
1.	445	+	184	=	629
2.	392	+	194	=	586
3.	443	+	166	=	609
4.	389	+	342	=	731
5.	341	+	340	=	681
6.	116	+	101	=	217
7.	370	+	357	=	727
8.	435	+	433	=	868
9.	458	+	451	=	909
10.	338	+	168	=	506