Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	219	+		=	419
2.	185	+		=	325
3.	81	+		=	145
4.	192	+		=	363
5.	241	+		=	375
6.	150	+		=	231
7.	193	+		=	305
8.	152	+		=	294
9.	171	+		=	294
10.	225	+		=	326

Oefening 2
1.	171	+		=	303
2.	208	+		=	308
3.	136	+		=	204
4.	223	+		=	310
5.	139	+		=	203
6.	102	+		=	183
7.	217	+		=	327
8.	207	+		=	277
9.	145	+		=	222
10.	106	+		=	164

Oefening 3
1.	204	+		=	354
2.	244	+		=	374
3.	196	+		=	368
4.	168	+		=	307
5.	235	+		=	421
6.	99	+		=	172
7.	222	+		=	274
8.	248	+		=	322
9.	229	+		=	440
10.	196	+		=	277

Oefening 4
1.	118	+		=	198
2.	179	+		=	319
3.	148	+		=	271
4.	232	+		=	433
5.	88	+		=	145
6.	190	+		=	312
7.	241	+		=	342
8.	113	+		=	175
9.	121	+		=	176
10.	181	+		=	338

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	219	+	200	=	419
2.	185	+	140	=	325
3.	81	+	64	=	145
4.	192	+	171	=	363
5.	241	+	134	=	375
6.	150	+	81	=	231
7.	193	+	112	=	305
8.	152	+	142	=	294
9.	171	+	123	=	294
10.	225	+	101	=	326

Oefening 2
1.	171	+	132	=	303
2.	208	+	100	=	308
3.	136	+	68	=	204
4.	223	+	87	=	310
5.	139	+	64	=	203
6.	102	+	81	=	183
7.	217	+	110	=	327
8.	207	+	70	=	277
9.	145	+	77	=	222
10.	106	+	58	=	164

Oefening 3
1.	204	+	150	=	354
2.	244	+	130	=	374
3.	196	+	172	=	368
4.	168	+	139	=	307
5.	235	+	186	=	421
6.	99	+	73	=	172
7.	222	+	52	=	274
8.	248	+	74	=	322
9.	229	+	211	=	440
10.	196	+	81	=	277

Oefening 4
1.	118	+	80	=	198
2.	179	+	140	=	319
3.	148	+	123	=	271
4.	232	+	201	=	433
5.	88	+	57	=	145
6.	190	+	122	=	312
7.	241	+	101	=	342
8.	113	+	62	=	175
9.	121	+	55	=	176
10.	181	+	157	=	338