Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	212	+		=	381
2.	119	+		=	172
3.	76	+		=	137
4.	161	+		=	282
5.	68	+		=	119
6.	187	+		=	244
7.	190	+		=	293
8.	160	+		=	276
9.	222	+		=	328
10.	239	+		=	421

Oefening 2
1.	229	+		=	340
2.	128	+		=	238
3.	229	+		=	410
4.	225	+		=	369
5.	222	+		=	331
6.	217	+		=	372
7.	240	+		=	381
8.	115	+		=	217
9.	206	+		=	259
10.	203	+		=	333

Oefening 3
1.	183	+		=	240
2.	184	+		=	265
3.	184	+		=	296
4.	106	+		=	168
5.	250	+		=	376
6.	194	+		=	254
7.	243	+		=	348
8.	214	+		=	370
9.	130	+		=	206
10.	139	+		=	241

Oefening 4
1.	210	+		=	344
2.	201	+		=	368
3.	246	+		=	425
4.	83	+		=	139
5.	208	+		=	401
6.	90	+		=	162
7.	218	+		=	373
8.	245	+		=	355
9.	238	+		=	443
10.	195	+		=	338

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	212	+	169	=	381
2.	119	+	53	=	172
3.	76	+	61	=	137
4.	161	+	121	=	282
5.	68	+	51	=	119
6.	187	+	57	=	244
7.	190	+	103	=	293
8.	160	+	116	=	276
9.	222	+	106	=	328
10.	239	+	182	=	421

Oefening 2
1.	229	+	111	=	340
2.	128	+	110	=	238
3.	229	+	181	=	410
4.	225	+	144	=	369
5.	222	+	109	=	331
6.	217	+	155	=	372
7.	240	+	141	=	381
8.	115	+	102	=	217
9.	206	+	53	=	259
10.	203	+	130	=	333

Oefening 3
1.	183	+	57	=	240
2.	184	+	81	=	265
3.	184	+	112	=	296
4.	106	+	62	=	168
5.	250	+	126	=	376
6.	194	+	60	=	254
7.	243	+	105	=	348
8.	214	+	156	=	370
9.	130	+	76	=	206
10.	139	+	102	=	241

Oefening 4
1.	210	+	134	=	344
2.	201	+	167	=	368
3.	246	+	179	=	425
4.	83	+	56	=	139
5.	208	+	193	=	401
6.	90	+	72	=	162
7.	218	+	155	=	373
8.	245	+	110	=	355
9.	238	+	205	=	443
10.	195	+	143	=	338