Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	140	+		=	236
2.	243	+		=	378
3.	167	+		=	323
4.	174	+		=	328
5.	143	+		=	223
6.	148	+		=	237
7.	226	+		=	387
8.	85	+		=	161
9.	73	+		=	138
10.	145	+		=	240

Oefening 2
1.	167	+		=	299
2.	205	+		=	309
3.	248	+		=	407
4.	161	+		=	243
5.	230	+		=	366
6.	161	+		=	317
7.	65	+		=	120
8.	96	+		=	146
9.	161	+		=	294
10.	103	+		=	181

Oefening 3
1.	115	+		=	171
2.	216	+		=	287
3.	250	+		=	485
4.	194	+		=	264
5.	149	+		=	212
6.	191	+		=	283
7.	114	+		=	220
8.	244	+		=	358
9.	114	+		=	213
10.	204	+		=	290

Oefening 4
1.	200	+		=	261
2.	194	+		=	347
3.	228	+		=	346
4.	211	+		=	338
5.	213	+		=	323
6.	142	+		=	247
7.	129	+		=	189
8.	138	+		=	243
9.	225	+		=	362
10.	147	+		=	276

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	140	+	96	=	236
2.	243	+	135	=	378
3.	167	+	156	=	323
4.	174	+	154	=	328
5.	143	+	80	=	223
6.	148	+	89	=	237
7.	226	+	161	=	387
8.	85	+	76	=	161
9.	73	+	65	=	138
10.	145	+	95	=	240

Oefening 2
1.	167	+	132	=	299
2.	205	+	104	=	309
3.	248	+	159	=	407
4.	161	+	82	=	243
5.	230	+	136	=	366
6.	161	+	156	=	317
7.	65	+	55	=	120
8.	96	+	50	=	146
9.	161	+	133	=	294
10.	103	+	78	=	181

Oefening 3
1.	115	+	56	=	171
2.	216	+	71	=	287
3.	250	+	235	=	485
4.	194	+	70	=	264
5.	149	+	63	=	212
6.	191	+	92	=	283
7.	114	+	106	=	220
8.	244	+	114	=	358
9.	114	+	99	=	213
10.	204	+	86	=	290

Oefening 4
1.	200	+	61	=	261
2.	194	+	153	=	347
3.	228	+	118	=	346
4.	211	+	127	=	338
5.	213	+	110	=	323
6.	142	+	105	=	247
7.	129	+	60	=	189
8.	138	+	105	=	243
9.	225	+	137	=	362
10.	147	+	129	=	276