Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	212	+		=	289
2.	168	+		=	236
3.	215	+		=	414
4.	229	+		=	444
5.	142	+		=	236
6.	245	+		=	392
7.	126	+		=	206
8.	180	+		=	254
9.	78	+		=	151
10.	212	+		=	410

Oefening 2
1.	175	+		=	348
2.	192	+		=	338
3.	156	+		=	295
4.	224	+		=	355
5.	140	+		=	254
6.	225	+		=	407
7.	239	+		=	356
8.	233	+		=	296
9.	130	+		=	186
10.	217	+		=	316

Oefening 3
1.	142	+		=	248
2.	240	+		=	477
3.	105	+		=	161
4.	142	+		=	209
5.	166	+		=	329
6.	166	+		=	260
7.	167	+		=	293
8.	224	+		=	296
9.	141	+		=	256
10.	225	+		=	320

Oefening 4
1.	183	+		=	273
2.	85	+		=	163
3.	222	+		=	419
4.	85	+		=	140
5.	250	+		=	480
6.	248	+		=	462
7.	196	+		=	320
8.	163	+		=	227
9.	116	+		=	202
10.	209	+		=	389

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	212	+	77	=	289
2.	168	+	68	=	236
3.	215	+	199	=	414
4.	229	+	215	=	444
5.	142	+	94	=	236
6.	245	+	147	=	392
7.	126	+	80	=	206
8.	180	+	74	=	254
9.	78	+	73	=	151
10.	212	+	198	=	410

Oefening 2
1.	175	+	173	=	348
2.	192	+	146	=	338
3.	156	+	139	=	295
4.	224	+	131	=	355
5.	140	+	114	=	254
6.	225	+	182	=	407
7.	239	+	117	=	356
8.	233	+	63	=	296
9.	130	+	56	=	186
10.	217	+	99	=	316

Oefening 3
1.	142	+	106	=	248
2.	240	+	237	=	477
3.	105	+	56	=	161
4.	142	+	67	=	209
5.	166	+	163	=	329
6.	166	+	94	=	260
7.	167	+	126	=	293
8.	224	+	72	=	296
9.	141	+	115	=	256
10.	225	+	95	=	320

Oefening 4
1.	183	+	90	=	273
2.	85	+	78	=	163
3.	222	+	197	=	419
4.	85	+	55	=	140
5.	250	+	230	=	480
6.	248	+	214	=	462
7.	196	+	124	=	320
8.	163	+	64	=	227
9.	116	+	86	=	202
10.	209	+	180	=	389