Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	330	-		=	267
2.	487	-		=	392
3.	82	-		=	2
4.	500	-		=	287
5.	336	-		=	75
6.	462	-		=	10
7.	494	-		=	415
8.	497	-		=	414
9.	375	-		=	110
10.	475	-		=	0

Oefening 2
1.	435	-		=	323
2.	413	-		=	314
3.	370	-		=	31
4.	231	-		=	167
5.	280	-		=	95
6.	237	-		=	112
7.	485	-		=	231
8.	396	-		=	9
9.	194	-		=	36
10.	338	-		=	50

Oefening 3
1.	356	-		=	60
2.	263	-		=	72
3.	359	-		=	305
4.	185	-		=	76
5.	500	-		=	21
6.	449	-		=	390
7.	382	-		=	164
8.	485	-		=	205
9.	360	-		=	105
10.	361	-		=	71

Oefening 4
1.	179	-		=	101
2.	492	-		=	100
3.	433	-		=	73
4.	351	-		=	143
5.	486	-		=	226
6.	249	-		=	151
7.	190	-		=	37
8.	367	-		=	51
9.	94	-		=	17
10.	342	-		=	177

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	330	-	63	=	267
2.	487	-	95	=	392
3.	82	-	80	=	2
4.	500	-	213	=	287
5.	336	-	261	=	75
6.	462	-	452	=	10
7.	494	-	79	=	415
8.	497	-	83	=	414
9.	375	-	265	=	110
10.	475	-	475	=	0

Oefening 2
1.	435	-	112	=	323
2.	413	-	99	=	314
3.	370	-	339	=	31
4.	231	-	64	=	167
5.	280	-	185	=	95
6.	237	-	125	=	112
7.	485	-	254	=	231
8.	396	-	387	=	9
9.	194	-	158	=	36
10.	338	-	288	=	50

Oefening 3
1.	356	-	296	=	60
2.	263	-	191	=	72
3.	359	-	54	=	305
4.	185	-	109	=	76
5.	500	-	479	=	21
6.	449	-	59	=	390
7.	382	-	218	=	164
8.	485	-	280	=	205
9.	360	-	255	=	105
10.	361	-	290	=	71

Oefening 4
1.	179	-	78	=	101
2.	492	-	392	=	100
3.	433	-	360	=	73
4.	351	-	208	=	143
5.	486	-	260	=	226
6.	249	-	98	=	151
7.	190	-	153	=	37
8.	367	-	316	=	51
9.	94	-	77	=	17
10.	342	-	165	=	177