Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	239	+		=	437
2.	98	+		=	172
3.	194	+		=	331
4.	218	+		=	319
5.	228	+		=	402
6.	188	+		=	362
7.	194	+		=	302
8.	111	+		=	196
9.	213	+		=	419
10.	85	+		=	159

Oefening 2
1.	165	+		=	285
2.	233	+		=	383
3.	208	+		=	276
4.	145	+		=	264
5.	155	+		=	214
6.	246	+		=	389
7.	244	+		=	380
8.	191	+		=	370
9.	231	+		=	372
10.	227	+		=	399

Oefening 3
1.	186	+		=	307
2.	86	+		=	171
3.	143	+		=	281
4.	223	+		=	327
5.	235	+		=	382
6.	164	+		=	218
7.	168	+		=	257
8.	218	+		=	276
9.	244	+		=	466
10.	241	+		=	411

Oefening 4
1.	123	+		=	184
2.	244	+		=	391
3.	160	+		=	299
4.	230	+		=	455
5.	188	+		=	293
6.	229	+		=	380
7.	205	+		=	278
8.	210	+		=	400
9.	238	+		=	354
10.	165	+		=	232

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	239	+	198	=	437
2.	98	+	74	=	172
3.	194	+	137	=	331
4.	218	+	101	=	319
5.	228	+	174	=	402
6.	188	+	174	=	362
7.	194	+	108	=	302
8.	111	+	85	=	196
9.	213	+	206	=	419
10.	85	+	74	=	159

Oefening 2
1.	165	+	120	=	285
2.	233	+	150	=	383
3.	208	+	68	=	276
4.	145	+	119	=	264
5.	155	+	59	=	214
6.	246	+	143	=	389
7.	244	+	136	=	380
8.	191	+	179	=	370
9.	231	+	141	=	372
10.	227	+	172	=	399

Oefening 3
1.	186	+	121	=	307
2.	86	+	85	=	171
3.	143	+	138	=	281
4.	223	+	104	=	327
5.	235	+	147	=	382
6.	164	+	54	=	218
7.	168	+	89	=	257
8.	218	+	58	=	276
9.	244	+	222	=	466
10.	241	+	170	=	411

Oefening 4
1.	123	+	61	=	184
2.	244	+	147	=	391
3.	160	+	139	=	299
4.	230	+	225	=	455
5.	188	+	105	=	293
6.	229	+	151	=	380
7.	205	+	73	=	278
8.	210	+	190	=	400
9.	238	+	116	=	354
10.	165	+	67	=	232