Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	245	+		=	490
2.	228	+		=	311
3.	231	+		=	281
4.	165	+		=	237
5.	184	+		=	329
6.	84	+		=	145
7.	238	+		=	293
8.	168	+		=	271
9.	77	+		=	153
10.	158	+		=	212

Oefening 2
1.	250	+		=	429
2.	232	+		=	405
3.	190	+		=	345
4.	179	+		=	261
5.	73	+		=	142
6.	170	+		=	328
7.	171	+		=	228
8.	127	+		=	191
9.	225	+		=	365
10.	176	+		=	234

Oefening 3
1.	122	+		=	208
2.	203	+		=	266
3.	203	+		=	306
4.	170	+		=	240
5.	199	+		=	387
6.	200	+		=	369
7.	162	+		=	220
8.	118	+		=	200
9.	117	+		=	217
10.	150	+		=	207

Oefening 4
1.	168	+		=	271
2.	236	+		=	335
3.	203	+		=	398
4.	220	+		=	383
5.	212	+		=	265
6.	204	+		=	399
7.	182	+		=	326
8.	84	+		=	153
9.	215	+		=	325
10.	198	+		=	383

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	245	+	245	=	490
2.	228	+	83	=	311
3.	231	+	50	=	281
4.	165	+	72	=	237
5.	184	+	145	=	329
6.	84	+	61	=	145
7.	238	+	55	=	293
8.	168	+	103	=	271
9.	77	+	76	=	153
10.	158	+	54	=	212

Oefening 2
1.	250	+	179	=	429
2.	232	+	173	=	405
3.	190	+	155	=	345
4.	179	+	82	=	261
5.	73	+	69	=	142
6.	170	+	158	=	328
7.	171	+	57	=	228
8.	127	+	64	=	191
9.	225	+	140	=	365
10.	176	+	58	=	234

Oefening 3
1.	122	+	86	=	208
2.	203	+	63	=	266
3.	203	+	103	=	306
4.	170	+	70	=	240
5.	199	+	188	=	387
6.	200	+	169	=	369
7.	162	+	58	=	220
8.	118	+	82	=	200
9.	117	+	100	=	217
10.	150	+	57	=	207

Oefening 4
1.	168	+	103	=	271
2.	236	+	99	=	335
3.	203	+	195	=	398
4.	220	+	163	=	383
5.	212	+	53	=	265
6.	204	+	195	=	399
7.	182	+	144	=	326
8.	84	+	69	=	153
9.	215	+	110	=	325
10.	198	+	185	=	383