Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	175	+		=	229
2.	193	+		=	258
3.	248	+		=	493
4.	228	+		=	344
5.	190	+		=	355
6.	216	+		=	312
7.	173	+		=	343
8.	224	+		=	405
9.	156	+		=	306
10.	211	+		=	326

Oefening 2
1.	95	+		=	154
2.	205	+		=	317
3.	132	+		=	227
4.	246	+		=	454
5.	111	+		=	171
6.	245	+		=	453
7.	247	+		=	471
8.	184	+		=	285
9.	145	+		=	269
10.	231	+		=	412

Oefening 3
1.	231	+		=	375
2.	128	+		=	227
3.	246	+		=	464
4.	174	+		=	343
5.	88	+		=	157
6.	237	+		=	343
7.	102	+		=	191
8.	132	+		=	255
9.	201	+		=	333
10.	181	+		=	265

Oefening 4
1.	247	+		=	386
2.	205	+		=	366
3.	109	+		=	164
4.	157	+		=	209
5.	193	+		=	345
6.	182	+		=	349
7.	132	+		=	196
8.	181	+		=	335
9.	91	+		=	142
10.	244	+		=	446

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	175	+	54	=	229
2.	193	+	65	=	258
3.	248	+	245	=	493
4.	228	+	116	=	344
5.	190	+	165	=	355
6.	216	+	96	=	312
7.	173	+	170	=	343
8.	224	+	181	=	405
9.	156	+	150	=	306
10.	211	+	115	=	326

Oefening 2
1.	95	+	59	=	154
2.	205	+	112	=	317
3.	132	+	95	=	227
4.	246	+	208	=	454
5.	111	+	60	=	171
6.	245	+	208	=	453
7.	247	+	224	=	471
8.	184	+	101	=	285
9.	145	+	124	=	269
10.	231	+	181	=	412

Oefening 3
1.	231	+	144	=	375
2.	128	+	99	=	227
3.	246	+	218	=	464
4.	174	+	169	=	343
5.	88	+	69	=	157
6.	237	+	106	=	343
7.	102	+	89	=	191
8.	132	+	123	=	255
9.	201	+	132	=	333
10.	181	+	84	=	265

Oefening 4
1.	247	+	139	=	386
2.	205	+	161	=	366
3.	109	+	55	=	164
4.	157	+	52	=	209
5.	193	+	152	=	345
6.	182	+	167	=	349
7.	132	+	64	=	196
8.	181	+	154	=	335
9.	91	+	51	=	142
10.	244	+	202	=	446