Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	180	+		=	252
2.	243	+		=	388
3.	230	+		=	372
4.	205	+		=	285
5.	250	+		=	388
6.	184	+		=	346
7.	69	+		=	133
8.	146	+		=	282
9.	229	+		=	364
10.	131	+		=	261

Oefening 2
1.	70	+		=	132
2.	206	+		=	285
3.	221	+		=	271
4.	246	+		=	405
5.	118	+		=	209
6.	144	+		=	200
7.	160	+		=	281
8.	169	+		=	240
9.	250	+		=	483
10.	160	+		=	227

Oefening 3
1.	179	+		=	340
2.	223	+		=	368
3.	215	+		=	275
4.	247	+		=	478
5.	228	+		=	311
6.	200	+		=	395
7.	231	+		=	433
8.	209	+		=	274
9.	153	+		=	252
10.	146	+		=	218

Oefening 4
1.	140	+		=	252
2.	226	+		=	342
3.	241	+		=	405
4.	124	+		=	210
5.	121	+		=	211
6.	88	+		=	162
7.	130	+		=	250
8.	115	+		=	208
9.	82	+		=	161
10.	181	+		=	294

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	180	+	72	=	252
2.	243	+	145	=	388
3.	230	+	142	=	372
4.	205	+	80	=	285
5.	250	+	138	=	388
6.	184	+	162	=	346
7.	69	+	64	=	133
8.	146	+	136	=	282
9.	229	+	135	=	364
10.	131	+	130	=	261

Oefening 2
1.	70	+	62	=	132
2.	206	+	79	=	285
3.	221	+	50	=	271
4.	246	+	159	=	405
5.	118	+	91	=	209
6.	144	+	56	=	200
7.	160	+	121	=	281
8.	169	+	71	=	240
9.	250	+	233	=	483
10.	160	+	67	=	227

Oefening 3
1.	179	+	161	=	340
2.	223	+	145	=	368
3.	215	+	60	=	275
4.	247	+	231	=	478
5.	228	+	83	=	311
6.	200	+	195	=	395
7.	231	+	202	=	433
8.	209	+	65	=	274
9.	153	+	99	=	252
10.	146	+	72	=	218

Oefening 4
1.	140	+	112	=	252
2.	226	+	116	=	342
3.	241	+	164	=	405
4.	124	+	86	=	210
5.	121	+	90	=	211
6.	88	+	74	=	162
7.	130	+	120	=	250
8.	115	+	93	=	208
9.	82	+	79	=	161
10.	181	+	113	=	294