Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	308	-		=	77
2.	446	-		=	222
3.	238	-		=	15
4.	305	-		=	11
5.	157	-		=	80
6.	498	-		=	307
7.	359	-		=	10
8.	333	-		=	143
9.	379	-		=	31
10.	355	-		=	293

Oefening 2
1.	257	-		=	85
2.	470	-		=	87
3.	499	-		=	282
4.	298	-		=	33
5.	189	-		=	69
6.	208	-		=	106
7.	493	-		=	90
8.	285	-		=	70
9.	476	-		=	111
10.	174	-		=	32

Oefening 3
1.	473	-		=	65
2.	364	-		=	296
3.	357	-		=	125
4.	479	-		=	251
5.	338	-		=	163
6.	374	-		=	48
7.	228	-		=	17
8.	380	-		=	328
9.	429	-		=	333
10.	401	-		=	162

Oefening 4
1.	128	-		=	62
2.	471	-		=	253
3.	161	-		=	43
4.	404	-		=	209
5.	245	-		=	184
6.	463	-		=	404
7.	436	-		=	313
8.	174	-		=	34
9.	426	-		=	264
10.	438	-		=	358

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	308	-	231	=	77
2.	446	-	224	=	222
3.	238	-	223	=	15
4.	305	-	294	=	11
5.	157	-	77	=	80
6.	498	-	191	=	307
7.	359	-	349	=	10
8.	333	-	190	=	143
9.	379	-	348	=	31
10.	355	-	62	=	293

Oefening 2
1.	257	-	172	=	85
2.	470	-	383	=	87
3.	499	-	217	=	282
4.	298	-	265	=	33
5.	189	-	120	=	69
6.	208	-	102	=	106
7.	493	-	403	=	90
8.	285	-	215	=	70
9.	476	-	365	=	111
10.	174	-	142	=	32

Oefening 3
1.	473	-	408	=	65
2.	364	-	68	=	296
3.	357	-	232	=	125
4.	479	-	228	=	251
5.	338	-	175	=	163
6.	374	-	326	=	48
7.	228	-	211	=	17
8.	380	-	52	=	328
9.	429	-	96	=	333
10.	401	-	239	=	162

Oefening 4
1.	128	-	66	=	62
2.	471	-	218	=	253
3.	161	-	118	=	43
4.	404	-	195	=	209
5.	245	-	61	=	184
6.	463	-	59	=	404
7.	436	-	123	=	313
8.	174	-	140	=	34
9.	426	-	162	=	264
10.	438	-	80	=	358