Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	195	+		=	349
2.	177	+		=	314
3.	230	+		=	397
4.	158	+		=	259
5.	215	+		=	366
6.	249	+		=	300
7.	249	+		=	424
8.	206	+		=	386
9.	247	+		=	307
10.	189	+		=	301

Oefening 2
1.	209	+		=	410
2.	172	+		=	290
3.	238	+		=	454
4.	174	+		=	302
5.	243	+		=	328
6.	212	+		=	389
7.	201	+		=	344
8.	156	+		=	306
9.	178	+		=	318
10.	167	+		=	220

Oefening 3
1.	234	+		=	303
2.	227	+		=	326
3.	144	+		=	230
4.	238	+		=	390
5.	154	+		=	296
6.	240	+		=	311
7.	150	+		=	266
8.	236	+		=	392
9.	184	+		=	261
10.	234	+		=	429

Oefening 4
1.	205	+		=	321
2.	237	+		=	392
3.	229	+		=	315
4.	144	+		=	275
5.	144	+		=	222
6.	199	+		=	396
7.	117	+		=	205
8.	249	+		=	413
9.	151	+		=	227
10.	135	+		=	191

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	195	+	154	=	349
2.	177	+	137	=	314
3.	230	+	167	=	397
4.	158	+	101	=	259
5.	215	+	151	=	366
6.	249	+	51	=	300
7.	249	+	175	=	424
8.	206	+	180	=	386
9.	247	+	60	=	307
10.	189	+	112	=	301

Oefening 2
1.	209	+	201	=	410
2.	172	+	118	=	290
3.	238	+	216	=	454
4.	174	+	128	=	302
5.	243	+	85	=	328
6.	212	+	177	=	389
7.	201	+	143	=	344
8.	156	+	150	=	306
9.	178	+	140	=	318
10.	167	+	53	=	220

Oefening 3
1.	234	+	69	=	303
2.	227	+	99	=	326
3.	144	+	86	=	230
4.	238	+	152	=	390
5.	154	+	142	=	296
6.	240	+	71	=	311
7.	150	+	116	=	266
8.	236	+	156	=	392
9.	184	+	77	=	261
10.	234	+	195	=	429

Oefening 4
1.	205	+	116	=	321
2.	237	+	155	=	392
3.	229	+	86	=	315
4.	144	+	131	=	275
5.	144	+	78	=	222
6.	199	+	197	=	396
7.	117	+	88	=	205
8.	249	+	164	=	413
9.	151	+	76	=	227
10.	135	+	56	=	191