Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	177	-		=	54
2.	482	-		=	160
3.	79	-		=	27
4.	253	-		=	199
5.	445	-		=	113
6.	338	-		=	202
7.	287	-		=	42
8.	457	-		=	154
9.	295	-		=	95
10.	361	-		=	229

Oefening 2
1.	456	-		=	217
2.	288	-		=	96
3.	473	-		=	109
4.	476	-		=	263
5.	231	-		=	132
6.	450	-		=	328
7.	368	-		=	293
8.	485	-		=	314
9.	480	-		=	238
10.	489	-		=	78

Oefening 3
1.	228	-		=	157
2.	343	-		=	33
3.	271	-		=	111
4.	321	-		=	3
5.	356	-		=	100
6.	247	-		=	140
7.	405	-		=	121
8.	429	-		=	185
9.	408	-		=	242
10.	109	-		=	33

Oefening 4
1.	426	-		=	155
2.	468	-		=	380
3.	431	-		=	189
4.	435	-		=	162
5.	458	-		=	117
6.	393	-		=	62
7.	393	-		=	341
8.	394	-		=	210
9.	397	-		=	83
10.	235	-		=	85

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	177	-	123	=	54
2.	482	-	322	=	160
3.	79	-	52	=	27
4.	253	-	54	=	199
5.	445	-	332	=	113
6.	338	-	136	=	202
7.	287	-	245	=	42
8.	457	-	303	=	154
9.	295	-	200	=	95
10.	361	-	132	=	229

Oefening 2
1.	456	-	239	=	217
2.	288	-	192	=	96
3.	473	-	364	=	109
4.	476	-	213	=	263
5.	231	-	99	=	132
6.	450	-	122	=	328
7.	368	-	75	=	293
8.	485	-	171	=	314
9.	480	-	242	=	238
10.	489	-	411	=	78

Oefening 3
1.	228	-	71	=	157
2.	343	-	310	=	33
3.	271	-	160	=	111
4.	321	-	318	=	3
5.	356	-	256	=	100
6.	247	-	107	=	140
7.	405	-	284	=	121
8.	429	-	244	=	185
9.	408	-	166	=	242
10.	109	-	76	=	33

Oefening 4
1.	426	-	271	=	155
2.	468	-	88	=	380
3.	431	-	242	=	189
4.	435	-	273	=	162
5.	458	-	341	=	117
6.	393	-	331	=	62
7.	393	-	52	=	341
8.	394	-	184	=	210
9.	397	-	314	=	83
10.	235	-	150	=	85