Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	123	+		=	209
2.	208	+		=	316
3.	241	+		=	404
4.	217	+		=	420
5.	85	+		=	166
6.	222	+		=	277
7.	214	+		=	408
8.	140	+		=	268
9.	211	+		=	346
10.	123	+		=	244

Oefening 2
1.	210	+		=	333
2.	189	+		=	256
3.	205	+		=	287
4.	204	+		=	281
5.	221	+		=	386
6.	143	+		=	271
7.	225	+		=	307
8.	160	+		=	223
9.	193	+		=	256
10.	208	+		=	349

Oefening 3
1.	188	+		=	271
2.	142	+		=	245
3.	137	+		=	191
4.	201	+		=	277
5.	121	+		=	203
6.	225	+		=	275
7.	225	+		=	343
8.	184	+		=	299
9.	164	+		=	270
10.	205	+		=	279

Oefening 4
1.	249	+		=	329
2.	127	+		=	229
3.	129	+		=	230
4.	178	+		=	259
5.	154	+		=	299
6.	203	+		=	324
7.	211	+		=	330
8.	238	+		=	441
9.	212	+		=	351
10.	112	+		=	206

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	123	+	86	=	209
2.	208	+	108	=	316
3.	241	+	163	=	404
4.	217	+	203	=	420
5.	85	+	81	=	166
6.	222	+	55	=	277
7.	214	+	194	=	408
8.	140	+	128	=	268
9.	211	+	135	=	346
10.	123	+	121	=	244

Oefening 2
1.	210	+	123	=	333
2.	189	+	67	=	256
3.	205	+	82	=	287
4.	204	+	77	=	281
5.	221	+	165	=	386
6.	143	+	128	=	271
7.	225	+	82	=	307
8.	160	+	63	=	223
9.	193	+	63	=	256
10.	208	+	141	=	349

Oefening 3
1.	188	+	83	=	271
2.	142	+	103	=	245
3.	137	+	54	=	191
4.	201	+	76	=	277
5.	121	+	82	=	203
6.	225	+	50	=	275
7.	225	+	118	=	343
8.	184	+	115	=	299
9.	164	+	106	=	270
10.	205	+	74	=	279

Oefening 4
1.	249	+	80	=	329
2.	127	+	102	=	229
3.	129	+	101	=	230
4.	178	+	81	=	259
5.	154	+	145	=	299
6.	203	+	121	=	324
7.	211	+	119	=	330
8.	238	+	203	=	441
9.	212	+	139	=	351
10.	112	+	94	=	206