Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	422	+		=	773
2.	372	+		=	509
3.	451	+		=	588
4.	219	+		=	357
5.	213	+		=	386
6.	459	+		=	672
7.	287	+		=	451
8.	279	+		=	519
9.	429	+		=	633
10.	490	+		=	907

Oefening 2
1.	427	+		=	596
2.	446	+		=	566
3.	481	+		=	784
4.	370	+		=	532
5.	480	+		=	889
6.	278	+		=	521
7.	458	+		=	571
8.	334	+		=	656
9.	387	+		=	628
10.	435	+		=	615

Oefening 3
1.	169	+		=	310
2.	480	+		=	817
3.	196	+		=	300
4.	280	+		=	486
5.	435	+		=	852
6.	496	+		=	906
7.	391	+		=	606
8.	424	+		=	820
9.	329	+		=	634
10.	353	+		=	473

Oefening 4
1.	451	+		=	566
2.	355	+		=	496
3.	422	+		=	630
4.	374	+		=	478
5.	487	+		=	923
6.	440	+		=	754
7.	367	+		=	527
8.	334	+		=	610
9.	440	+		=	691
10.	398	+		=	785

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	422	+	351	=	773
2.	372	+	137	=	509
3.	451	+	137	=	588
4.	219	+	138	=	357
5.	213	+	173	=	386
6.	459	+	213	=	672
7.	287	+	164	=	451
8.	279	+	240	=	519
9.	429	+	204	=	633
10.	490	+	417	=	907

Oefening 2
1.	427	+	169	=	596
2.	446	+	120	=	566
3.	481	+	303	=	784
4.	370	+	162	=	532
5.	480	+	409	=	889
6.	278	+	243	=	521
7.	458	+	113	=	571
8.	334	+	322	=	656
9.	387	+	241	=	628
10.	435	+	180	=	615

Oefening 3
1.	169	+	141	=	310
2.	480	+	337	=	817
3.	196	+	104	=	300
4.	280	+	206	=	486
5.	435	+	417	=	852
6.	496	+	410	=	906
7.	391	+	215	=	606
8.	424	+	396	=	820
9.	329	+	305	=	634
10.	353	+	120	=	473

Oefening 4
1.	451	+	115	=	566
2.	355	+	141	=	496
3.	422	+	208	=	630
4.	374	+	104	=	478
5.	487	+	436	=	923
6.	440	+	314	=	754
7.	367	+	160	=	527
8.	334	+	276	=	610
9.	440	+	251	=	691
10.	398	+	387	=	785