Welk getal ontbreekt t/m 500?

Aftrekken

Oefening 1
1.	331	-		=	208
2.	346	-		=	50
3.	178	-		=	34
4.	385	-		=	208
5.	472	-		=	291
6.	196	-		=	73
7.	256	-		=	98
8.	436	-		=	32
9.	320	-		=	189
10.	385	-		=	206

Oefening 2
1.	378	-		=	142
2.	354	-		=	162
3.	360	-		=	83
4.	417	-		=	228
5.	134	-		=	22
6.	484	-		=	179
7.	465	-		=	274
8.	441	-		=	391
9.	478	-		=	92
10.	143	-		=	85

Oefening 3
1.	494	-		=	171
2.	484	-		=	205
3.	317	-		=	251
4.	363	-		=	83
5.	485	-		=	407
6.	298	-		=	110
7.	243	-		=	5
8.	466	-		=	367
9.	301	-		=	98
10.	442	-		=	310

Oefening 4
1.	406	-		=	315
2.	129	-		=	12
3.	375	-		=	302
4.	421	-		=	162
5.	119	-		=	57
6.	278	-		=	5
7.	236	-		=	128
8.	360	-		=	103
9.	124	-		=	16
10.	446	-		=	243

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Aftrekken

Oefening 1
1.	331	-	123	=	208
2.	346	-	296	=	50
3.	178	-	144	=	34
4.	385	-	177	=	208
5.	472	-	181	=	291
6.	196	-	123	=	73
7.	256	-	158	=	98
8.	436	-	404	=	32
9.	320	-	131	=	189
10.	385	-	179	=	206

Oefening 2
1.	378	-	236	=	142
2.	354	-	192	=	162
3.	360	-	277	=	83
4.	417	-	189	=	228
5.	134	-	112	=	22
6.	484	-	305	=	179
7.	465	-	191	=	274
8.	441	-	50	=	391
9.	478	-	386	=	92
10.	143	-	58	=	85

Oefening 3
1.	494	-	323	=	171
2.	484	-	279	=	205
3.	317	-	66	=	251
4.	363	-	280	=	83
5.	485	-	78	=	407
6.	298	-	188	=	110
7.	243	-	238	=	5
8.	466	-	99	=	367
9.	301	-	203	=	98
10.	442	-	132	=	310

Oefening 4
1.	406	-	91	=	315
2.	129	-	117	=	12
3.	375	-	73	=	302
4.	421	-	259	=	162
5.	119	-	62	=	57
6.	278	-	273	=	5
7.	236	-	108	=	128
8.	360	-	257	=	103
9.	124	-	108	=	16
10.	446	-	203	=	243