Erafsommen met vlekken tot en met 500

Erafsommen

Oefening 1
1.	279	-		=	150
2.	469	-		=	109
3.	85	-		=	3
4.	484	-		=	342
5.	390	-		=	242
6.	284	-		=	32
7.	335	-		=	30
8.	316	-		=	64
9.	370	-		=	8
10.	346	-		=	2

Oefening 2
1.	344	-		=	83
2.	447	-		=	378
3.	492	-		=	336
4.	428	-		=	103
5.	333	-		=	56
6.	252	-		=	82
7.	410	-		=	42
8.	360	-		=	299
9.	290	-		=	143
10.	228	-		=	12

Oefening 3
1.	413	-		=	293
2.	483	-		=	372
3.	72	-		=	8
4.	445	-		=	39
5.	431	-		=	281
6.	428	-		=	102
7.	487	-		=	89
8.	399	-		=	21
9.	301	-		=	217
10.	442	-		=	113

Oefening 4
1.	298	-		=	39
2.	381	-		=	248
3.	271	-		=	2
4.	282	-		=	128
5.	352	-		=	238
6.	249	-		=	69
7.	317	-		=	222
8.	489	-		=	310
9.	346	-		=	254
10.	382	-		=	168

Erafsommen met vlekken tot en met 500
| ANTWOORDEN

Erafsommen

Oefening 1
1.	279	-	129	=	150
2.	469	-	360	=	109
3.	85	-	82	=	3
4.	484	-	142	=	342
5.	390	-	148	=	242
6.	284	-	252	=	32
7.	335	-	305	=	30
8.	316	-	252	=	64
9.	370	-	362	=	8
10.	346	-	344	=	2

Oefening 2
1.	344	-	261	=	83
2.	447	-	69	=	378
3.	492	-	156	=	336
4.	428	-	325	=	103
5.	333	-	277	=	56
6.	252	-	170	=	82
7.	410	-	368	=	42
8.	360	-	61	=	299
9.	290	-	147	=	143
10.	228	-	216	=	12

Oefening 3
1.	413	-	120	=	293
2.	483	-	111	=	372
3.	72	-	64	=	8
4.	445	-	406	=	39
5.	431	-	150	=	281
6.	428	-	326	=	102
7.	487	-	398	=	89
8.	399	-	378	=	21
9.	301	-	84	=	217
10.	442	-	329	=	113

Oefening 4
1.	298	-	259	=	39
2.	381	-	133	=	248
3.	271	-	269	=	2
4.	282	-	154	=	128
5.	352	-	114	=	238
6.	249	-	180	=	69
7.	317	-	95	=	222
8.	489	-	179	=	310
9.	346	-	92	=	254
10.	382	-	214	=	168