Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	445	-		=	86
2.	104	-		=	51
3.	362	-		=	42
4.	288	-		=	238
5.	459	-		=	148
6.	361	-		=	132
7.	309	-		=	44
8.	471	-		=	79
9.	263	-		=	78
10.	311	-		=	85

Oefening 2
1.	164	-		=	71
2.	123	-		=	65
3.	87	-		=	30
4.	477	-		=	45
5.	315	-		=	220
6.	441	-		=	309
7.	210	-		=	55
8.	299	-		=	234
9.	331	-		=	183
10.	175	-		=	28

Oefening 3
1.	390	-		=	48
2.	342	-		=	110
3.	452	-		=	304
4.	318	-		=	81
5.	208	-		=	115
6.	175	-		=	18
7.	330	-		=	142
8.	490	-		=	33
9.	131	-		=	33
10.	312	-		=	27

Oefening 4
1.	418	-		=	233
2.	320	-		=	86
3.	496	-		=	393
4.	450	-		=	4
5.	293	-		=	116
6.	342	-		=	138
7.	427	-		=	248
8.	383	-		=	129
9.	415	-		=	340
10.	427	-		=	339

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	445	-	359	=	86
2.	104	-	53	=	51
3.	362	-	320	=	42
4.	288	-	50	=	238
5.	459	-	311	=	148
6.	361	-	229	=	132
7.	309	-	265	=	44
8.	471	-	392	=	79
9.	263	-	185	=	78
10.	311	-	226	=	85

Oefening 2
1.	164	-	93	=	71
2.	123	-	58	=	65
3.	87	-	57	=	30
4.	477	-	432	=	45
5.	315	-	95	=	220
6.	441	-	132	=	309
7.	210	-	155	=	55
8.	299	-	65	=	234
9.	331	-	148	=	183
10.	175	-	147	=	28

Oefening 3
1.	390	-	342	=	48
2.	342	-	232	=	110
3.	452	-	148	=	304
4.	318	-	237	=	81
5.	208	-	93	=	115
6.	175	-	157	=	18
7.	330	-	188	=	142
8.	490	-	457	=	33
9.	131	-	98	=	33
10.	312	-	285	=	27

Oefening 4
1.	418	-	185	=	233
2.	320	-	234	=	86
3.	496	-	103	=	393
4.	450	-	446	=	4
5.	293	-	177	=	116
6.	342	-	204	=	138
7.	427	-	179	=	248
8.	383	-	254	=	129
9.	415	-	75	=	340
10.	427	-	88	=	339