Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	207	+		=	312
2.	244	+		=	451
3.	242	+		=	439
4.	160	+		=	233
5.	185	+		=	271
6.	216	+		=	388
7.	225	+		=	372
8.	128	+		=	178
9.	222	+		=	311
10.	186	+		=	307

Oefening 2
1.	240	+		=	372
2.	168	+		=	222
3.	229	+		=	360
4.	188	+		=	350
5.	213	+		=	379
6.	225	+		=	443
7.	226	+		=	435
8.	208	+		=	340
9.	172	+		=	224
10.	106	+		=	169

Oefening 3
1.	202	+		=	296
2.	239	+		=	364
3.	154	+		=	301
4.	109	+		=	195
5.	194	+		=	387
6.	221	+		=	442
7.	181	+		=	296
8.	179	+		=	309
9.	246	+		=	363
10.	240	+		=	305

Oefening 4
1.	177	+		=	311
2.	245	+		=	454
3.	229	+		=	422
4.	240	+		=	386
5.	209	+		=	370
6.	69	+		=	131
7.	242	+		=	381
8.	134	+		=	249
9.	119	+		=	182
10.	175	+		=	336

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	207	+	105	=	312
2.	244	+	207	=	451
3.	242	+	197	=	439
4.	160	+	73	=	233
5.	185	+	86	=	271
6.	216	+	172	=	388
7.	225	+	147	=	372
8.	128	+	50	=	178
9.	222	+	89	=	311
10.	186	+	121	=	307

Oefening 2
1.	240	+	132	=	372
2.	168	+	54	=	222
3.	229	+	131	=	360
4.	188	+	162	=	350
5.	213	+	166	=	379
6.	225	+	218	=	443
7.	226	+	209	=	435
8.	208	+	132	=	340
9.	172	+	52	=	224
10.	106	+	63	=	169

Oefening 3
1.	202	+	94	=	296
2.	239	+	125	=	364
3.	154	+	147	=	301
4.	109	+	86	=	195
5.	194	+	193	=	387
6.	221	+	221	=	442
7.	181	+	115	=	296
8.	179	+	130	=	309
9.	246	+	117	=	363
10.	240	+	65	=	305

Oefening 4
1.	177	+	134	=	311
2.	245	+	209	=	454
3.	229	+	193	=	422
4.	240	+	146	=	386
5.	209	+	161	=	370
6.	69	+	62	=	131
7.	242	+	139	=	381
8.	134	+	115	=	249
9.	119	+	63	=	182
10.	175	+	161	=	336