Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	233	+		=	289
2.	187	+		=	269
3.	239	+		=	362
4.	187	+		=	278
5.	98	+		=	173
6.	160	+		=	292
7.	178	+		=	308
8.	232	+		=	367
9.	145	+		=	241
10.	241	+		=	466

Oefening 2
1.	250	+		=	440
2.	205	+		=	332
3.	221	+		=	385
4.	168	+		=	250
5.	204	+		=	375
6.	221	+		=	382
7.	212	+		=	291
8.	224	+		=	312
9.	156	+		=	218
10.	106	+		=	195

Oefening 3
1.	213	+		=	285
2.	211	+		=	290
3.	168	+		=	334
4.	107	+		=	170
5.	217	+		=	269
6.	225	+		=	287
7.	225	+		=	371
8.	123	+		=	199
9.	166	+		=	325
10.	220	+		=	437

Oefening 4
1.	78	+		=	154
2.	237	+		=	454
3.	221	+		=	409
4.	140	+		=	239
5.	112	+		=	176
6.	169	+		=	275
7.	159	+		=	260
8.	241	+		=	451
9.	110	+		=	216
10.	228	+		=	320

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	233	+	56	=	289
2.	187	+	82	=	269
3.	239	+	123	=	362
4.	187	+	91	=	278
5.	98	+	75	=	173
6.	160	+	132	=	292
7.	178	+	130	=	308
8.	232	+	135	=	367
9.	145	+	96	=	241
10.	241	+	225	=	466

Oefening 2
1.	250	+	190	=	440
2.	205	+	127	=	332
3.	221	+	164	=	385
4.	168	+	82	=	250
5.	204	+	171	=	375
6.	221	+	161	=	382
7.	212	+	79	=	291
8.	224	+	88	=	312
9.	156	+	62	=	218
10.	106	+	89	=	195

Oefening 3
1.	213	+	72	=	285
2.	211	+	79	=	290
3.	168	+	166	=	334
4.	107	+	63	=	170
5.	217	+	52	=	269
6.	225	+	62	=	287
7.	225	+	146	=	371
8.	123	+	76	=	199
9.	166	+	159	=	325
10.	220	+	217	=	437

Oefening 4
1.	78	+	76	=	154
2.	237	+	217	=	454
3.	221	+	188	=	409
4.	140	+	99	=	239
5.	112	+	64	=	176
6.	169	+	106	=	275
7.	159	+	101	=	260
8.	241	+	210	=	451
9.	110	+	106	=	216
10.	228	+	92	=	320