Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	139	+		=	258
2.	93	+		=	170
3.	230	+		=	304
4.	149	+		=	223
5.	208	+		=	375
6.	190	+		=	330
7.	161	+		=	303
8.	242	+		=	311
9.	193	+		=	310
10.	189	+		=	342

Oefening 2
1.	213	+		=	353
2.	161	+		=	227
3.	173	+		=	310
4.	236	+		=	287
5.	153	+		=	217
6.	170	+		=	254
7.	186	+		=	306
8.	196	+		=	339
9.	118	+		=	173
10.	138	+		=	208

Oefening 3
1.	200	+		=	308
2.	102	+		=	192
3.	242	+		=	425
4.	240	+		=	450
5.	195	+		=	258
6.	101	+		=	184
7.	206	+		=	398
8.	201	+		=	377
9.	86	+		=	143
10.	148	+		=	208

Oefening 4
1.	171	+		=	275
2.	236	+		=	301
3.	217	+		=	377
4.	232	+		=	435
5.	120	+		=	209
6.	92	+		=	143
7.	211	+		=	265
8.	242	+		=	344
9.	208	+		=	379
10.	231	+		=	447

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	139	+	119	=	258
2.	93	+	77	=	170
3.	230	+	74	=	304
4.	149	+	74	=	223
5.	208	+	167	=	375
6.	190	+	140	=	330
7.	161	+	142	=	303
8.	242	+	69	=	311
9.	193	+	117	=	310
10.	189	+	153	=	342

Oefening 2
1.	213	+	140	=	353
2.	161	+	66	=	227
3.	173	+	137	=	310
4.	236	+	51	=	287
5.	153	+	64	=	217
6.	170	+	84	=	254
7.	186	+	120	=	306
8.	196	+	143	=	339
9.	118	+	55	=	173
10.	138	+	70	=	208

Oefening 3
1.	200	+	108	=	308
2.	102	+	90	=	192
3.	242	+	183	=	425
4.	240	+	210	=	450
5.	195	+	63	=	258
6.	101	+	83	=	184
7.	206	+	192	=	398
8.	201	+	176	=	377
9.	86	+	57	=	143
10.	148	+	60	=	208

Oefening 4
1.	171	+	104	=	275
2.	236	+	65	=	301
3.	217	+	160	=	377
4.	232	+	203	=	435
5.	120	+	89	=	209
6.	92	+	51	=	143
7.	211	+	54	=	265
8.	242	+	102	=	344
9.	208	+	171	=	379
10.	231	+	216	=	447