Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	418	-		=	323
2.	472	-		=	341
3.	196	-		=	73
4.	245	-		=	29
5.	412	-		=	265
6.	272	-		=	189
7.	480	-		=	200
8.	108	-		=	41
9.	177	-		=	84
10.	486	-		=	154

Oefening 2
1.	308	-		=	251
2.	310	-		=	194
3.	328	-		=	12
4.	238	-		=	153
5.	402	-		=	79
6.	321	-		=	241
7.	357	-		=	57
8.	276	-		=	57
9.	136	-		=	84
10.	417	-		=	327

Oefening 3
1.	374	-		=	296
2.	467	-		=	78
3.	202	-		=	21
4.	422	-		=	362
5.	481	-		=	5
6.	389	-		=	288
7.	475	-		=	7
8.	308	-		=	130
9.	182	-		=	1
10.	298	-		=	202

Oefening 4
1.	299	-		=	64
2.	341	-		=	201
3.	435	-		=	106
4.	439	-		=	6
5.	222	-		=	45
6.	230	-		=	19
7.	487	-		=	405
8.	332	-		=	261
9.	341	-		=	251
10.	104	-		=	46

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	418	-	95	=	323
2.	472	-	131	=	341
3.	196	-	123	=	73
4.	245	-	216	=	29
5.	412	-	147	=	265
6.	272	-	83	=	189
7.	480	-	280	=	200
8.	108	-	67	=	41
9.	177	-	93	=	84
10.	486	-	332	=	154

Oefening 2
1.	308	-	57	=	251
2.	310	-	116	=	194
3.	328	-	316	=	12
4.	238	-	85	=	153
5.	402	-	323	=	79
6.	321	-	80	=	241
7.	357	-	300	=	57
8.	276	-	219	=	57
9.	136	-	52	=	84
10.	417	-	90	=	327

Oefening 3
1.	374	-	78	=	296
2.	467	-	389	=	78
3.	202	-	181	=	21
4.	422	-	60	=	362
5.	481	-	476	=	5
6.	389	-	101	=	288
7.	475	-	468	=	7
8.	308	-	178	=	130
9.	182	-	181	=	1
10.	298	-	96	=	202

Oefening 4
1.	299	-	235	=	64
2.	341	-	140	=	201
3.	435	-	329	=	106
4.	439	-	433	=	6
5.	222	-	177	=	45
6.	230	-	211	=	19
7.	487	-	82	=	405
8.	332	-	71	=	261
9.	341	-	90	=	251
10.	104	-	58	=	46