Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	243	+		=	374
2.	168	+		=	263
3.	243	+		=	453
4.	241	+		=	371
5.	147	+		=	235
6.	236	+		=	344
7.	175	+		=	254
8.	163	+		=	225
9.	250	+		=	358
10.	151	+		=	275

Oefening 2
1.	228	+		=	401
2.	196	+		=	281
3.	185	+		=	286
4.	150	+		=	276
5.	194	+		=	330
6.	159	+		=	294
7.	103	+		=	186
8.	172	+		=	293
9.	230	+		=	317
10.	238	+		=	316

Oefening 3
1.	170	+		=	334
2.	158	+		=	283
3.	187	+		=	341
4.	175	+		=	339
5.	213	+		=	300
6.	218	+		=	423
7.	160	+		=	298
8.	208	+		=	338
9.	151	+		=	261
10.	168	+		=	319

Oefening 4
1.	70	+		=	123
2.	196	+		=	246
3.	121	+		=	221
4.	241	+		=	358
5.	211	+		=	294
6.	205	+		=	336
7.	217	+		=	342
8.	221	+		=	322
9.	165	+		=	282
10.	236	+		=	404

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	243	+	131	=	374
2.	168	+	95	=	263
3.	243	+	210	=	453
4.	241	+	130	=	371
5.	147	+	88	=	235
6.	236	+	108	=	344
7.	175	+	79	=	254
8.	163	+	62	=	225
9.	250	+	108	=	358
10.	151	+	124	=	275

Oefening 2
1.	228	+	173	=	401
2.	196	+	85	=	281
3.	185	+	101	=	286
4.	150	+	126	=	276
5.	194	+	136	=	330
6.	159	+	135	=	294
7.	103	+	83	=	186
8.	172	+	121	=	293
9.	230	+	87	=	317
10.	238	+	78	=	316

Oefening 3
1.	170	+	164	=	334
2.	158	+	125	=	283
3.	187	+	154	=	341
4.	175	+	164	=	339
5.	213	+	87	=	300
6.	218	+	205	=	423
7.	160	+	138	=	298
8.	208	+	130	=	338
9.	151	+	110	=	261
10.	168	+	151	=	319

Oefening 4
1.	70	+	53	=	123
2.	196	+	50	=	246
3.	121	+	100	=	221
4.	241	+	117	=	358
5.	211	+	83	=	294
6.	205	+	131	=	336
7.	217	+	125	=	342
8.	221	+	101	=	322
9.	165	+	117	=	282
10.	236	+	168	=	404