Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	221	+		=	308
2.	177	+		=	311
3.	110	+		=	197
4.	147	+		=	280
5.	228	+		=	454
6.	103	+		=	201
7.	98	+		=	174
8.	207	+		=	387
9.	115	+		=	176
10.	172	+		=	273

Oefening 2
1.	230	+		=	401
2.	189	+		=	375
3.	179	+		=	303
4.	131	+		=	261
5.	194	+		=	310
6.	231	+		=	388
7.	247	+		=	322
8.	186	+		=	303
9.	94	+		=	175
10.	156	+		=	271

Oefening 3
1.	240	+		=	293
2.	201	+		=	395
3.	221	+		=	286
4.	189	+		=	244
5.	169	+		=	229
6.	233	+		=	364
7.	168	+		=	303
8.	185	+		=	244
9.	115	+		=	197
10.	110	+		=	197

Oefening 4
1.	214	+		=	381
2.	170	+		=	229
3.	145	+		=	216
4.	101	+		=	175
5.	212	+		=	382
6.	149	+		=	294
7.	79	+		=	156
8.	222	+		=	354
9.	171	+		=	293
10.	248	+		=	452

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	221	+	87	=	308
2.	177	+	134	=	311
3.	110	+	87	=	197
4.	147	+	133	=	280
5.	228	+	226	=	454
6.	103	+	98	=	201
7.	98	+	76	=	174
8.	207	+	180	=	387
9.	115	+	61	=	176
10.	172	+	101	=	273

Oefening 2
1.	230	+	171	=	401
2.	189	+	186	=	375
3.	179	+	124	=	303
4.	131	+	130	=	261
5.	194	+	116	=	310
6.	231	+	157	=	388
7.	247	+	75	=	322
8.	186	+	117	=	303
9.	94	+	81	=	175
10.	156	+	115	=	271

Oefening 3
1.	240	+	53	=	293
2.	201	+	194	=	395
3.	221	+	65	=	286
4.	189	+	55	=	244
5.	169	+	60	=	229
6.	233	+	131	=	364
7.	168	+	135	=	303
8.	185	+	59	=	244
9.	115	+	82	=	197
10.	110	+	87	=	197

Oefening 4
1.	214	+	167	=	381
2.	170	+	59	=	229
3.	145	+	71	=	216
4.	101	+	74	=	175
5.	212	+	170	=	382
6.	149	+	145	=	294
7.	79	+	77	=	156
8.	222	+	132	=	354
9.	171	+	122	=	293
10.	248	+	204	=	452