Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	267	+		=	493
2.	404	+		=	801
3.	436	+		=	630
4.	206	+		=	350
5.	317	+		=	456
6.	253	+		=	434
7.	404	+		=	630
8.	321	+		=	480
9.	320	+		=	529
10.	486	+		=	898

Oefening 2
1.	219	+		=	386
2.	343	+		=	616
3.	467	+		=	857
4.	357	+		=	635
5.	220	+		=	329
6.	389	+		=	687
7.	241	+		=	344
8.	179	+		=	293
9.	251	+		=	398
10.	248	+		=	487

Oefening 3
1.	481	+		=	907
2.	488	+		=	807
3.	275	+		=	465
4.	392	+		=	585
5.	271	+		=	454
6.	424	+		=	608
7.	372	+		=	574
8.	165	+		=	282
9.	495	+		=	835
10.	423	+		=	824

Oefening 4
1.	429	+		=	581
2.	396	+		=	716
3.	275	+		=	537
4.	351	+		=	487
5.	351	+		=	678
6.	399	+		=	519
7.	319	+		=	543
8.	491	+		=	812
9.	431	+		=	640
10.	400	+		=	661

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	267	+	226	=	493
2.	404	+	397	=	801
3.	436	+	194	=	630
4.	206	+	144	=	350
5.	317	+	139	=	456
6.	253	+	181	=	434
7.	404	+	226	=	630
8.	321	+	159	=	480
9.	320	+	209	=	529
10.	486	+	412	=	898

Oefening 2
1.	219	+	167	=	386
2.	343	+	273	=	616
3.	467	+	390	=	857
4.	357	+	278	=	635
5.	220	+	109	=	329
6.	389	+	298	=	687
7.	241	+	103	=	344
8.	179	+	114	=	293
9.	251	+	147	=	398
10.	248	+	239	=	487

Oefening 3
1.	481	+	426	=	907
2.	488	+	319	=	807
3.	275	+	190	=	465
4.	392	+	193	=	585
5.	271	+	183	=	454
6.	424	+	184	=	608
7.	372	+	202	=	574
8.	165	+	117	=	282
9.	495	+	340	=	835
10.	423	+	401	=	824

Oefening 4
1.	429	+	152	=	581
2.	396	+	320	=	716
3.	275	+	262	=	537
4.	351	+	136	=	487
5.	351	+	327	=	678
6.	399	+	120	=	519
7.	319	+	224	=	543
8.	491	+	321	=	812
9.	431	+	209	=	640
10.	400	+	261	=	661