Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	209	+		=	400
2.	135	+		=	244
3.	212	+		=	423
4.	241	+		=	449
5.	188	+		=	359
6.	183	+		=	279
7.	238	+		=	458
8.	234	+		=	430
9.	118	+		=	218
10.	223	+		=	359

Oefening 2
1.	228	+		=	389
2.	227	+		=	331
3.	240	+		=	423
4.	178	+		=	338
5.	246	+		=	418
6.	147	+		=	206
7.	170	+		=	282
8.	121	+		=	221
9.	121	+		=	180
10.	120	+		=	180

Oefening 3
1.	161	+		=	249
2.	228	+		=	389
3.	176	+		=	244
4.	243	+		=	419
5.	176	+		=	232
6.	189	+		=	277
7.	196	+		=	274
8.	200	+		=	349
9.	243	+		=	446
10.	117	+		=	221

Oefening 4
1.	137	+		=	254
2.	219	+		=	390
3.	115	+		=	183
4.	118	+		=	192
5.	230	+		=	402
6.	76	+		=	146
7.	225	+		=	299
8.	188	+		=	283
9.	235	+		=	435
10.	222	+		=	276

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	209	+	191	=	400
2.	135	+	109	=	244
3.	212	+	211	=	423
4.	241	+	208	=	449
5.	188	+	171	=	359
6.	183	+	96	=	279
7.	238	+	220	=	458
8.	234	+	196	=	430
9.	118	+	100	=	218
10.	223	+	136	=	359

Oefening 2
1.	228	+	161	=	389
2.	227	+	104	=	331
3.	240	+	183	=	423
4.	178	+	160	=	338
5.	246	+	172	=	418
6.	147	+	59	=	206
7.	170	+	112	=	282
8.	121	+	100	=	221
9.	121	+	59	=	180
10.	120	+	60	=	180

Oefening 3
1.	161	+	88	=	249
2.	228	+	161	=	389
3.	176	+	68	=	244
4.	243	+	176	=	419
5.	176	+	56	=	232
6.	189	+	88	=	277
7.	196	+	78	=	274
8.	200	+	149	=	349
9.	243	+	203	=	446
10.	117	+	104	=	221

Oefening 4
1.	137	+	117	=	254
2.	219	+	171	=	390
3.	115	+	68	=	183
4.	118	+	74	=	192
5.	230	+	172	=	402
6.	76	+	70	=	146
7.	225	+	74	=	299
8.	188	+	95	=	283
9.	235	+	200	=	435
10.	222	+	54	=	276