Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	123	+		=	201
2.	169	+		=	325
3.	166	+		=	309
4.	100	+		=	153
5.	243	+		=	325
6.	183	+		=	276
7.	203	+		=	342
8.	107	+		=	208
9.	214	+		=	285
10.	214	+		=	383

Oefening 2
1.	245	+		=	301
2.	236	+		=	407
3.	240	+		=	356
4.	149	+		=	250
5.	165	+		=	304
6.	184	+		=	277
7.	191	+		=	257
8.	229	+		=	428
9.	177	+		=	305
10.	137	+		=	198

Oefening 3
1.	174	+		=	254
2.	109	+		=	209
3.	136	+		=	230
4.	196	+		=	298
5.	150	+		=	258
6.	147	+		=	230
7.	154	+		=	274
8.	154	+		=	297
9.	215	+		=	426
10.	186	+		=	361

Oefening 4
1.	158	+		=	226
2.	115	+		=	165
3.	162	+		=	234
4.	222	+		=	431
5.	72	+		=	132
6.	232	+		=	337
7.	89	+		=	152
8.	130	+		=	215
9.	231	+		=	296
10.	231	+		=	362

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	123	+	78	=	201
2.	169	+	156	=	325
3.	166	+	143	=	309
4.	100	+	53	=	153
5.	243	+	82	=	325
6.	183	+	93	=	276
7.	203	+	139	=	342
8.	107	+	101	=	208
9.	214	+	71	=	285
10.	214	+	169	=	383

Oefening 2
1.	245	+	56	=	301
2.	236	+	171	=	407
3.	240	+	116	=	356
4.	149	+	101	=	250
5.	165	+	139	=	304
6.	184	+	93	=	277
7.	191	+	66	=	257
8.	229	+	199	=	428
9.	177	+	128	=	305
10.	137	+	61	=	198

Oefening 3
1.	174	+	80	=	254
2.	109	+	100	=	209
3.	136	+	94	=	230
4.	196	+	102	=	298
5.	150	+	108	=	258
6.	147	+	83	=	230
7.	154	+	120	=	274
8.	154	+	143	=	297
9.	215	+	211	=	426
10.	186	+	175	=	361

Oefening 4
1.	158	+	68	=	226
2.	115	+	50	=	165
3.	162	+	72	=	234
4.	222	+	209	=	431
5.	72	+	60	=	132
6.	232	+	105	=	337
7.	89	+	63	=	152
8.	130	+	85	=	215
9.	231	+	65	=	296
10.	231	+	131	=	362