Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	248	+		=	339
2.	163	+		=	324
3.	237	+		=	387
4.	158	+		=	292
5.	134	+		=	189
6.	153	+		=	223
7.	240	+		=	306
8.	227	+		=	329
9.	234	+		=	373
10.	184	+		=	247

Oefening 2
1.	172	+		=	311
2.	241	+		=	298
3.	185	+		=	236
4.	208	+		=	313
5.	173	+		=	345
6.	142	+		=	274
7.	180	+		=	317
8.	188	+		=	254
9.	154	+		=	239
10.	178	+		=	233

Oefening 3
1.	155	+		=	302
2.	241	+		=	338
3.	204	+		=	355
4.	164	+		=	275
5.	178	+		=	254
6.	163	+		=	222
7.	176	+		=	306
8.	208	+		=	327
9.	186	+		=	346
10.	219	+		=	390

Oefening 4
1.	112	+		=	200
2.	115	+		=	189
3.	186	+		=	323
4.	120	+		=	226
5.	152	+		=	251
6.	233	+		=	400
7.	148	+		=	286
8.	250	+		=	388
9.	225	+		=	281
10.	237	+		=	411

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	248	+	91	=	339
2.	163	+	161	=	324
3.	237	+	150	=	387
4.	158	+	134	=	292
5.	134	+	55	=	189
6.	153	+	70	=	223
7.	240	+	66	=	306
8.	227	+	102	=	329
9.	234	+	139	=	373
10.	184	+	63	=	247

Oefening 2
1.	172	+	139	=	311
2.	241	+	57	=	298
3.	185	+	51	=	236
4.	208	+	105	=	313
5.	173	+	172	=	345
6.	142	+	132	=	274
7.	180	+	137	=	317
8.	188	+	66	=	254
9.	154	+	85	=	239
10.	178	+	55	=	233

Oefening 3
1.	155	+	147	=	302
2.	241	+	97	=	338
3.	204	+	151	=	355
4.	164	+	111	=	275
5.	178	+	76	=	254
6.	163	+	59	=	222
7.	176	+	130	=	306
8.	208	+	119	=	327
9.	186	+	160	=	346
10.	219	+	171	=	390

Oefening 4
1.	112	+	88	=	200
2.	115	+	74	=	189
3.	186	+	137	=	323
4.	120	+	106	=	226
5.	152	+	99	=	251
6.	233	+	167	=	400
7.	148	+	138	=	286
8.	250	+	138	=	388
9.	225	+	56	=	281
10.	237	+	174	=	411