Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	481	+		=	586
2.	442	+		=	574
3.	222	+		=	344
4.	394	+		=	524
5.	333	+		=	494
6.	237	+		=	455
7.	214	+		=	335
8.	464	+		=	795
9.	443	+		=	641
10.	402	+		=	503

Oefening 2
1.	266	+		=	445
2.	354	+		=	567
3.	325	+		=	612
4.	459	+		=	833
5.	355	+		=	591
6.	243	+		=	389
7.	429	+		=	691
8.	325	+		=	443
9.	496	+		=	599
10.	422	+		=	824

Oefening 3
1.	450	+		=	872
2.	192	+		=	296
3.	338	+		=	560
4.	343	+		=	556
5.	500	+		=	791
6.	417	+		=	641
7.	374	+		=	691
8.	368	+		=	472
9.	357	+		=	713
10.	298	+		=	437

Oefening 4
1.	410	+		=	514
2.	475	+		=	871
3.	434	+		=	562
4.	354	+		=	465
5.	224	+		=	328
6.	372	+		=	589
7.	481	+		=	787
8.	409	+		=	712
9.	233	+		=	441
10.	464	+		=	811

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	481	+	105	=	586
2.	442	+	132	=	574
3.	222	+	122	=	344
4.	394	+	130	=	524
5.	333	+	161	=	494
6.	237	+	218	=	455
7.	214	+	121	=	335
8.	464	+	331	=	795
9.	443	+	198	=	641
10.	402	+	101	=	503

Oefening 2
1.	266	+	179	=	445
2.	354	+	213	=	567
3.	325	+	287	=	612
4.	459	+	374	=	833
5.	355	+	236	=	591
6.	243	+	146	=	389
7.	429	+	262	=	691
8.	325	+	118	=	443
9.	496	+	103	=	599
10.	422	+	402	=	824

Oefening 3
1.	450	+	422	=	872
2.	192	+	104	=	296
3.	338	+	222	=	560
4.	343	+	213	=	556
5.	500	+	291	=	791
6.	417	+	224	=	641
7.	374	+	317	=	691
8.	368	+	104	=	472
9.	357	+	356	=	713
10.	298	+	139	=	437

Oefening 4
1.	410	+	104	=	514
2.	475	+	396	=	871
3.	434	+	128	=	562
4.	354	+	111	=	465
5.	224	+	104	=	328
6.	372	+	217	=	589
7.	481	+	306	=	787
8.	409	+	303	=	712
9.	233	+	208	=	441
10.	464	+	347	=	811