Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	421	-		=	139
2.	229	-		=	59
3.	75	-		=	1
4.	350	-		=	91
5.	163	-		=	107
6.	406	-		=	313
7.	480	-		=	104
8.	499	-		=	256
9.	499	-		=	384
10.	372	-		=	172

Oefening 2
1.	196	-		=	8
2.	307	-		=	18
3.	192	-		=	109
4.	333	-		=	118
5.	440	-		=	215
6.	272	-		=	74
7.	463	-		=	158
8.	134	-		=	37
9.	370	-		=	205
10.	356	-		=	194

Oefening 3
1.	400	-		=	302
2.	421	-		=	148
3.	383	-		=	193
4.	272	-		=	1
5.	445	-		=	123
6.	289	-		=	16
7.	468	-		=	273
8.	364	-		=	104
9.	358	-		=	189
10.	433	-		=	48

Oefening 4
1.	154	-		=	92
2.	179	-		=	127
3.	452	-		=	79
4.	111	-		=	33
5.	474	-		=	45
6.	331	-		=	148
7.	408	-		=	341
8.	389	-		=	38
9.	408	-		=	100
10.	356	-		=	101

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	421	-	282	=	139
2.	229	-	170	=	59
3.	75	-	74	=	1
4.	350	-	259	=	91
5.	163	-	56	=	107
6.	406	-	93	=	313
7.	480	-	376	=	104
8.	499	-	243	=	256
9.	499	-	115	=	384
10.	372	-	200	=	172

Oefening 2
1.	196	-	188	=	8
2.	307	-	289	=	18
3.	192	-	83	=	109
4.	333	-	215	=	118
5.	440	-	225	=	215
6.	272	-	198	=	74
7.	463	-	305	=	158
8.	134	-	97	=	37
9.	370	-	165	=	205
10.	356	-	162	=	194

Oefening 3
1.	400	-	98	=	302
2.	421	-	273	=	148
3.	383	-	190	=	193
4.	272	-	271	=	1
5.	445	-	322	=	123
6.	289	-	273	=	16
7.	468	-	195	=	273
8.	364	-	260	=	104
9.	358	-	169	=	189
10.	433	-	385	=	48

Oefening 4
1.	154	-	62	=	92
2.	179	-	52	=	127
3.	452	-	373	=	79
4.	111	-	78	=	33
5.	474	-	429	=	45
6.	331	-	183	=	148
7.	408	-	67	=	341
8.	389	-	351	=	38
9.	408	-	308	=	100
10.	356	-	255	=	101