Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	148	+		=	289
2.	125	+		=	240
3.	198	+		=	300
4.	133	+		=	203
5.	223	+		=	420
6.	170	+		=	329
7.	156	+		=	226
8.	189	+		=	318
9.	242	+		=	323
10.	172	+		=	255

Oefening 2
1.	167	+		=	225
2.	167	+		=	264
3.	232	+		=	295
4.	221	+		=	412
5.	108	+		=	160
6.	111	+		=	197
7.	230	+		=	315
8.	207	+		=	358
9.	152	+		=	248
10.	143	+		=	216

Oefening 3
1.	82	+		=	132
2.	243	+		=	304
3.	224	+		=	437
4.	218	+		=	365
5.	240	+		=	474
6.	215	+		=	275
7.	83	+		=	139
8.	190	+		=	250
9.	205	+		=	333
10.	152	+		=	266

Oefening 4
1.	91	+		=	179
2.	244	+		=	426
3.	143	+		=	229
4.	117	+		=	186
5.	235	+		=	295
6.	242	+		=	429
7.	233	+		=	338
8.	184	+		=	267
9.	195	+		=	280
10.	176	+		=	274

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	148	+	141	=	289
2.	125	+	115	=	240
3.	198	+	102	=	300
4.	133	+	70	=	203
5.	223	+	197	=	420
6.	170	+	159	=	329
7.	156	+	70	=	226
8.	189	+	129	=	318
9.	242	+	81	=	323
10.	172	+	83	=	255

Oefening 2
1.	167	+	58	=	225
2.	167	+	97	=	264
3.	232	+	63	=	295
4.	221	+	191	=	412
5.	108	+	52	=	160
6.	111	+	86	=	197
7.	230	+	85	=	315
8.	207	+	151	=	358
9.	152	+	96	=	248
10.	143	+	73	=	216

Oefening 3
1.	82	+	50	=	132
2.	243	+	61	=	304
3.	224	+	213	=	437
4.	218	+	147	=	365
5.	240	+	234	=	474
6.	215	+	60	=	275
7.	83	+	56	=	139
8.	190	+	60	=	250
9.	205	+	128	=	333
10.	152	+	114	=	266

Oefening 4
1.	91	+	88	=	179
2.	244	+	182	=	426
3.	143	+	86	=	229
4.	117	+	69	=	186
5.	235	+	60	=	295
6.	242	+	187	=	429
7.	233	+	105	=	338
8.	184	+	83	=	267
9.	195	+	85	=	280
10.	176	+	98	=	274