Welk getal ontbreekt t/m 500?

Optellen

Oefening 1
1.	171	+		=	306
2.	83	+		=	154
3.	111	+		=	177
4.	211	+		=	380
5.	189	+		=	255
6.	146	+		=	277
7.	64	+		=	114
8.	228	+		=	365
9.	104	+		=	183
10.	158	+		=	257

Oefening 2
1.	204	+		=	350
2.	153	+		=	217
3.	155	+		=	209
4.	241	+		=	314
5.	208	+		=	351
6.	219	+		=	360
7.	171	+		=	287
8.	153	+		=	275
9.	183	+		=	323
10.	223	+		=	380

Oefening 3
1.	250	+		=	302
2.	220	+		=	311
3.	83	+		=	160
4.	219	+		=	420
5.	138	+		=	202
6.	141	+		=	195
7.	204	+		=	303
8.	177	+		=	300
9.	242	+		=	468
10.	226	+		=	357

Oefening 4
1.	240	+		=	415
2.	112	+		=	164
3.	174	+		=	326
4.	228	+		=	437
5.	97	+		=	152
6.	243	+		=	307
7.	249	+		=	493
8.	133	+		=	247
9.	173	+		=	327
10.	142	+		=	253

Welk getal ontbreekt t/m 500?
| ANTWOORDEN

Optellen

Oefening 1
1.	171	+	135	=	306
2.	83	+	71	=	154
3.	111	+	66	=	177
4.	211	+	169	=	380
5.	189	+	66	=	255
6.	146	+	131	=	277
7.	64	+	50	=	114
8.	228	+	137	=	365
9.	104	+	79	=	183
10.	158	+	99	=	257

Oefening 2
1.	204	+	146	=	350
2.	153	+	64	=	217
3.	155	+	54	=	209
4.	241	+	73	=	314
5.	208	+	143	=	351
6.	219	+	141	=	360
7.	171	+	116	=	287
8.	153	+	122	=	275
9.	183	+	140	=	323
10.	223	+	157	=	380

Oefening 3
1.	250	+	52	=	302
2.	220	+	91	=	311
3.	83	+	77	=	160
4.	219	+	201	=	420
5.	138	+	64	=	202
6.	141	+	54	=	195
7.	204	+	99	=	303
8.	177	+	123	=	300
9.	242	+	226	=	468
10.	226	+	131	=	357

Oefening 4
1.	240	+	175	=	415
2.	112	+	52	=	164
3.	174	+	152	=	326
4.	228	+	209	=	437
5.	97	+	55	=	152
6.	243	+	64	=	307
7.	249	+	244	=	493
8.	133	+	114	=	247
9.	173	+	154	=	327
10.	142	+	111	=	253