Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	69	+		=	136
2.	229	+		=	435
3.	194	+		=	384
4.	181	+		=	251
5.	90	+		=	158
6.	117	+		=	185
7.	126	+		=	240
8.	241	+		=	294
9.	245	+		=	468
10.	246	+		=	423

Oefening 2
1.	234	+		=	342
2.	145	+		=	267
3.	237	+		=	343
4.	228	+		=	416
5.	100	+		=	196
6.	194	+		=	264
7.	222	+		=	288
8.	121	+		=	226
9.	117	+		=	229
10.	234	+		=	313

Oefening 3
1.	200	+		=	344
2.	151	+		=	207
3.	223	+		=	365
4.	81	+		=	134
5.	146	+		=	218
6.	220	+		=	384
7.	179	+		=	307
8.	180	+		=	235
9.	176	+		=	254
10.	234	+		=	448

Oefening 4
1.	153	+		=	245
2.	190	+		=	368
3.	225	+		=	280
4.	159	+		=	235
5.	122	+		=	241
6.	119	+		=	218
7.	156	+		=	312
8.	186	+		=	358
9.	228	+		=	327
10.	245	+		=	373

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	69	+	67	=	136
2.	229	+	206	=	435
3.	194	+	190	=	384
4.	181	+	70	=	251
5.	90	+	68	=	158
6.	117	+	68	=	185
7.	126	+	114	=	240
8.	241	+	53	=	294
9.	245	+	223	=	468
10.	246	+	177	=	423

Oefening 2
1.	234	+	108	=	342
2.	145	+	122	=	267
3.	237	+	106	=	343
4.	228	+	188	=	416
5.	100	+	96	=	196
6.	194	+	70	=	264
7.	222	+	66	=	288
8.	121	+	105	=	226
9.	117	+	112	=	229
10.	234	+	79	=	313

Oefening 3
1.	200	+	144	=	344
2.	151	+	56	=	207
3.	223	+	142	=	365
4.	81	+	53	=	134
5.	146	+	72	=	218
6.	220	+	164	=	384
7.	179	+	128	=	307
8.	180	+	55	=	235
9.	176	+	78	=	254
10.	234	+	214	=	448

Oefening 4
1.	153	+	92	=	245
2.	190	+	178	=	368
3.	225	+	55	=	280
4.	159	+	76	=	235
5.	122	+	119	=	241
6.	119	+	99	=	218
7.	156	+	156	=	312
8.	186	+	172	=	358
9.	228	+	99	=	327
10.	245	+	128	=	373