Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	151	+		=	234
2.	156	+		=	261
3.	123	+		=	174
4.	136	+		=	211
5.	110	+		=	198
6.	154	+		=	271
7.	245	+		=	377
8.	176	+		=	325
9.	195	+		=	321
10.	246	+		=	487

Oefening 2
1.	119	+		=	220
2.	216	+		=	321
3.	163	+		=	263
4.	179	+		=	312
5.	144	+		=	282
6.	208	+		=	296
7.	175	+		=	268
8.	179	+		=	280
9.	249	+		=	332
10.	156	+		=	269

Oefening 3
1.	187	+		=	342
2.	53	+		=	105
3.	152	+		=	297
4.	234	+		=	318
5.	238	+		=	397
6.	244	+		=	401
7.	137	+		=	193
8.	231	+		=	376
9.	228	+		=	373
10.	242	+		=	351

Oefening 4
1.	203	+		=	363
2.	231	+		=	454
3.	116	+		=	224
4.	199	+		=	303
5.	214	+		=	326
6.	240	+		=	437
7.	221	+		=	354
8.	182	+		=	279
9.	243	+		=	466
10.	159	+		=	251

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	151	+	83	=	234
2.	156	+	105	=	261
3.	123	+	51	=	174
4.	136	+	75	=	211
5.	110	+	88	=	198
6.	154	+	117	=	271
7.	245	+	132	=	377
8.	176	+	149	=	325
9.	195	+	126	=	321
10.	246	+	241	=	487

Oefening 2
1.	119	+	101	=	220
2.	216	+	105	=	321
3.	163	+	100	=	263
4.	179	+	133	=	312
5.	144	+	138	=	282
6.	208	+	88	=	296
7.	175	+	93	=	268
8.	179	+	101	=	280
9.	249	+	83	=	332
10.	156	+	113	=	269

Oefening 3
1.	187	+	155	=	342
2.	53	+	52	=	105
3.	152	+	145	=	297
4.	234	+	84	=	318
5.	238	+	159	=	397
6.	244	+	157	=	401
7.	137	+	56	=	193
8.	231	+	145	=	376
9.	228	+	145	=	373
10.	242	+	109	=	351

Oefening 4
1.	203	+	160	=	363
2.	231	+	223	=	454
3.	116	+	108	=	224
4.	199	+	104	=	303
5.	214	+	112	=	326
6.	240	+	197	=	437
7.	221	+	133	=	354
8.	182	+	97	=	279
9.	243	+	223	=	466
10.	159	+	92	=	251