Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	226	+		=	372
2.	118	+		=	199
3.	240	+		=	304
4.	134	+		=	266
5.	181	+		=	321
6.	198	+		=	256
7.	219	+		=	430
8.	229	+		=	328
9.	227	+		=	310
10.	197	+		=	383

Oefening 2
1.	210	+		=	371
2.	230	+		=	303
3.	199	+		=	290
4.	204	+		=	270
5.	179	+		=	345
6.	190	+		=	269
7.	240	+		=	385
8.	190	+		=	285
9.	124	+		=	222
10.	232	+		=	385

Oefening 3
1.	229	+		=	378
2.	249	+		=	353
3.	85	+		=	138
4.	218	+		=	403
5.	221	+		=	376
6.	191	+		=	337
7.	190	+		=	341
8.	250	+		=	327
9.	179	+		=	355
10.	178	+		=	270

Oefening 4
1.	88	+		=	166
2.	154	+		=	267
3.	213	+		=	426
4.	200	+		=	298
5.	63	+		=	119
6.	136	+		=	265
7.	244	+		=	317
8.	202	+		=	267
9.	167	+		=	241
10.	123	+		=	217

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	226	+	146	=	372
2.	118	+	81	=	199
3.	240	+	64	=	304
4.	134	+	132	=	266
5.	181	+	140	=	321
6.	198	+	58	=	256
7.	219	+	211	=	430
8.	229	+	99	=	328
9.	227	+	83	=	310
10.	197	+	186	=	383

Oefening 2
1.	210	+	161	=	371
2.	230	+	73	=	303
3.	199	+	91	=	290
4.	204	+	66	=	270
5.	179	+	166	=	345
6.	190	+	79	=	269
7.	240	+	145	=	385
8.	190	+	95	=	285
9.	124	+	98	=	222
10.	232	+	153	=	385

Oefening 3
1.	229	+	149	=	378
2.	249	+	104	=	353
3.	85	+	53	=	138
4.	218	+	185	=	403
5.	221	+	155	=	376
6.	191	+	146	=	337
7.	190	+	151	=	341
8.	250	+	77	=	327
9.	179	+	176	=	355
10.	178	+	92	=	270

Oefening 4
1.	88	+	78	=	166
2.	154	+	113	=	267
3.	213	+	213	=	426
4.	200	+	98	=	298
5.	63	+	56	=	119
6.	136	+	129	=	265
7.	244	+	73	=	317
8.	202	+	65	=	267
9.	167	+	74	=	241
10.	123	+	94	=	217