Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	357	+		=	592
2.	436	+		=	617
3.	384	+		=	696
4.	298	+		=	409
5.	413	+		=	793
6.	447	+		=	607
7.	449	+		=	561
8.	393	+		=	645
9.	484	+		=	709
10.	467	+		=	883

Oefening 2
1.	383	+		=	515
2.	476	+		=	928
3.	417	+		=	821
4.	241	+		=	430
5.	229	+		=	441
6.	495	+		=	638
7.	278	+		=	486
8.	412	+		=	552
9.	464	+		=	597
10.	223	+		=	417

Oefening 3
1.	461	+		=	914
2.	432	+		=	699
3.	457	+		=	604
4.	289	+		=	519
5.	499	+		=	954
6.	403	+		=	609
7.	427	+		=	735
8.	111	+		=	214
9.	445	+		=	673
10.	229	+		=	341

Oefening 4
1.	441	+		=	613
2.	412	+		=	625
3.	275	+		=	397
4.	490	+		=	906
5.	406	+		=	753
6.	484	+		=	746
7.	383	+		=	486
8.	497	+		=	677
9.	425	+		=	610
10.	408	+		=	733

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	357	+	235	=	592
2.	436	+	181	=	617
3.	384	+	312	=	696
4.	298	+	111	=	409
5.	413	+	380	=	793
6.	447	+	160	=	607
7.	449	+	112	=	561
8.	393	+	252	=	645
9.	484	+	225	=	709
10.	467	+	416	=	883

Oefening 2
1.	383	+	132	=	515
2.	476	+	452	=	928
3.	417	+	404	=	821
4.	241	+	189	=	430
5.	229	+	212	=	441
6.	495	+	143	=	638
7.	278	+	208	=	486
8.	412	+	140	=	552
9.	464	+	133	=	597
10.	223	+	194	=	417

Oefening 3
1.	461	+	453	=	914
2.	432	+	267	=	699
3.	457	+	147	=	604
4.	289	+	230	=	519
5.	499	+	455	=	954
6.	403	+	206	=	609
7.	427	+	308	=	735
8.	111	+	103	=	214
9.	445	+	228	=	673
10.	229	+	112	=	341

Oefening 4
1.	441	+	172	=	613
2.	412	+	213	=	625
3.	275	+	122	=	397
4.	490	+	416	=	906
5.	406	+	347	=	753
6.	484	+	262	=	746
7.	383	+	103	=	486
8.	497	+	180	=	677
9.	425	+	185	=	610
10.	408	+	325	=	733