Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	187	+		=	286
2.	105	+		=	191
3.	246	+		=	332
4.	162	+		=	304
5.	220	+		=	387
6.	237	+		=	313
7.	177	+		=	311
8.	205	+		=	360
9.	222	+		=	426
10.	155	+		=	297

Oefening 2
1.	205	+		=	297
2.	101	+		=	200
3.	222	+		=	402
4.	191	+		=	378
5.	183	+		=	343
6.	189	+		=	259
7.	206	+		=	281
8.	230	+		=	459
9.	167	+		=	276
10.	112	+		=	184

Oefening 3
1.	135	+		=	227
2.	247	+		=	358
3.	189	+		=	366
4.	123	+		=	185
5.	143	+		=	195
6.	212	+		=	270
7.	225	+		=	408
8.	246	+		=	479
9.	107	+		=	157
10.	234	+		=	322

Oefening 4
1.	221	+		=	388
2.	219	+		=	335
3.	197	+		=	326
4.	218	+		=	361
5.	156	+		=	233
6.	81	+		=	156
7.	217	+		=	281
8.	136	+		=	203
9.	178	+		=	253
10.	160	+		=	306

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	187	+	99	=	286
2.	105	+	86	=	191
3.	246	+	86	=	332
4.	162	+	142	=	304
5.	220	+	167	=	387
6.	237	+	76	=	313
7.	177	+	134	=	311
8.	205	+	155	=	360
9.	222	+	204	=	426
10.	155	+	142	=	297

Oefening 2
1.	205	+	92	=	297
2.	101	+	99	=	200
3.	222	+	180	=	402
4.	191	+	187	=	378
5.	183	+	160	=	343
6.	189	+	70	=	259
7.	206	+	75	=	281
8.	230	+	229	=	459
9.	167	+	109	=	276
10.	112	+	72	=	184

Oefening 3
1.	135	+	92	=	227
2.	247	+	111	=	358
3.	189	+	177	=	366
4.	123	+	62	=	185
5.	143	+	52	=	195
6.	212	+	58	=	270
7.	225	+	183	=	408
8.	246	+	233	=	479
9.	107	+	50	=	157
10.	234	+	88	=	322

Oefening 4
1.	221	+	167	=	388
2.	219	+	116	=	335
3.	197	+	129	=	326
4.	218	+	143	=	361
5.	156	+	77	=	233
6.	81	+	75	=	156
7.	217	+	64	=	281
8.	136	+	67	=	203
9.	178	+	75	=	253
10.	160	+	146	=	306