Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	141	+		=	211
2.	191	+		=	312
3.	211	+		=	352
4.	203	+		=	368
5.	88	+		=	162
6.	233	+		=	446
7.	244	+		=	432
8.	245	+		=	330
9.	233	+		=	428
10.	213	+		=	421

Oefening 2
1.	245	+		=	325
2.	100	+		=	185
3.	231	+		=	432
4.	226	+		=	370
5.	229	+		=	389
6.	236	+		=	406
7.	80	+		=	141
8.	178	+		=	231
9.	110	+		=	215
10.	175	+		=	319

Oefening 3
1.	65	+		=	127
2.	71	+		=	128
3.	209	+		=	418
4.	95	+		=	178
5.	192	+		=	347
6.	113	+		=	194
7.	220	+		=	394
8.	189	+		=	373
9.	234	+		=	437
10.	172	+		=	302

Oefening 4
1.	231	+		=	366
2.	239	+		=	345
3.	168	+		=	268
4.	136	+		=	227
5.	137	+		=	260
6.	227	+		=	346
7.	234	+		=	462
8.	227	+		=	454
9.	192	+		=	373
10.	128	+		=	180

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	141	+	70	=	211
2.	191	+	121	=	312
3.	211	+	141	=	352
4.	203	+	165	=	368
5.	88	+	74	=	162
6.	233	+	213	=	446
7.	244	+	188	=	432
8.	245	+	85	=	330
9.	233	+	195	=	428
10.	213	+	208	=	421

Oefening 2
1.	245	+	80	=	325
2.	100	+	85	=	185
3.	231	+	201	=	432
4.	226	+	144	=	370
5.	229	+	160	=	389
6.	236	+	170	=	406
7.	80	+	61	=	141
8.	178	+	53	=	231
9.	110	+	105	=	215
10.	175	+	144	=	319

Oefening 3
1.	65	+	62	=	127
2.	71	+	57	=	128
3.	209	+	209	=	418
4.	95	+	83	=	178
5.	192	+	155	=	347
6.	113	+	81	=	194
7.	220	+	174	=	394
8.	189	+	184	=	373
9.	234	+	203	=	437
10.	172	+	130	=	302

Oefening 4
1.	231	+	135	=	366
2.	239	+	106	=	345
3.	168	+	100	=	268
4.	136	+	91	=	227
5.	137	+	123	=	260
6.	227	+	119	=	346
7.	234	+	228	=	462
8.	227	+	227	=	454
9.	192	+	181	=	373
10.	128	+	52	=	180