Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	166	+		=	264
2.	243	+		=	432
3.	229	+		=	397
4.	120	+		=	237
5.	177	+		=	244
6.	187	+		=	327
7.	178	+		=	348
8.	112	+		=	216
9.	220	+		=	346
10.	155	+		=	255

Oefening 2
1.	153	+		=	277
2.	226	+		=	402
3.	118	+		=	225
4.	100	+		=	159
5.	215	+		=	308
6.	145	+		=	244
7.	131	+		=	229
8.	146	+		=	261
9.	232	+		=	339
10.	109	+		=	206

Oefening 3
1.	200	+		=	294
2.	173	+		=	316
3.	218	+		=	346
4.	184	+		=	243
5.	176	+		=	327
6.	243	+		=	390
7.	171	+		=	245
8.	234	+		=	397
9.	104	+		=	156
10.	233	+		=	298

Oefening 4
1.	123	+		=	178
2.	215	+		=	386
3.	66	+		=	123
4.	151	+		=	277
5.	229	+		=	425
6.	206	+		=	405
7.	77	+		=	154
8.	247	+		=	314
9.	215	+		=	330
10.	200	+		=	293

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	166	+	98	=	264
2.	243	+	189	=	432
3.	229	+	168	=	397
4.	120	+	117	=	237
5.	177	+	67	=	244
6.	187	+	140	=	327
7.	178	+	170	=	348
8.	112	+	104	=	216
9.	220	+	126	=	346
10.	155	+	100	=	255

Oefening 2
1.	153	+	124	=	277
2.	226	+	176	=	402
3.	118	+	107	=	225
4.	100	+	59	=	159
5.	215	+	93	=	308
6.	145	+	99	=	244
7.	131	+	98	=	229
8.	146	+	115	=	261
9.	232	+	107	=	339
10.	109	+	97	=	206

Oefening 3
1.	200	+	94	=	294
2.	173	+	143	=	316
3.	218	+	128	=	346
4.	184	+	59	=	243
5.	176	+	151	=	327
6.	243	+	147	=	390
7.	171	+	74	=	245
8.	234	+	163	=	397
9.	104	+	52	=	156
10.	233	+	65	=	298

Oefening 4
1.	123	+	55	=	178
2.	215	+	171	=	386
3.	66	+	57	=	123
4.	151	+	126	=	277
5.	229	+	196	=	425
6.	206	+	199	=	405
7.	77	+	77	=	154
8.	247	+	67	=	314
9.	215	+	115	=	330
10.	200	+	93	=	293