Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	174	+		=	227
2.	128	+		=	223
3.	200	+		=	261
4.	237	+		=	410
5.	239	+		=	305
6.	61	+		=	122
7.	123	+		=	212
8.	240	+		=	470
9.	219	+		=	427
10.	219	+		=	360

Oefening 2
1.	165	+		=	287
2.	149	+		=	234
3.	247	+		=	493
4.	101	+		=	170
5.	225	+		=	303
6.	118	+		=	206
7.	241	+		=	443
8.	164	+		=	316
9.	235	+		=	417
10.	211	+		=	277

Oefening 3
1.	172	+		=	262
2.	110	+		=	176
3.	162	+		=	222
4.	217	+		=	430
5.	106	+		=	165
6.	122	+		=	235
7.	198	+		=	313
8.	244	+		=	356
9.	245	+		=	321
10.	164	+		=	315

Oefening 4
1.	209	+		=	307
2.	247	+		=	307
3.	238	+		=	327
4.	126	+		=	222
5.	159	+		=	243
6.	78	+		=	142
7.	183	+		=	308
8.	228	+		=	303
9.	137	+		=	194
10.	200	+		=	397

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	174	+	53	=	227
2.	128	+	95	=	223
3.	200	+	61	=	261
4.	237	+	173	=	410
5.	239	+	66	=	305
6.	61	+	61	=	122
7.	123	+	89	=	212
8.	240	+	230	=	470
9.	219	+	208	=	427
10.	219	+	141	=	360

Oefening 2
1.	165	+	122	=	287
2.	149	+	85	=	234
3.	247	+	246	=	493
4.	101	+	69	=	170
5.	225	+	78	=	303
6.	118	+	88	=	206
7.	241	+	202	=	443
8.	164	+	152	=	316
9.	235	+	182	=	417
10.	211	+	66	=	277

Oefening 3
1.	172	+	90	=	262
2.	110	+	66	=	176
3.	162	+	60	=	222
4.	217	+	213	=	430
5.	106	+	59	=	165
6.	122	+	113	=	235
7.	198	+	115	=	313
8.	244	+	112	=	356
9.	245	+	76	=	321
10.	164	+	151	=	315

Oefening 4
1.	209	+	98	=	307
2.	247	+	60	=	307
3.	238	+	89	=	327
4.	126	+	96	=	222
5.	159	+	84	=	243
6.	78	+	64	=	142
7.	183	+	125	=	308
8.	228	+	75	=	303
9.	137	+	57	=	194
10.	200	+	197	=	397