Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	115	+		=	177
2.	224	+		=	388
3.	185	+		=	297
4.	190	+		=	342
5.	100	+		=	192
6.	222	+		=	274
7.	132	+		=	256
8.	139	+		=	232
9.	187	+		=	313
10.	242	+		=	329

Oefening 2
1.	157	+		=	219
2.	132	+		=	185
3.	209	+		=	322
4.	186	+		=	275
5.	171	+		=	281
6.	219	+		=	383
7.	144	+		=	264
8.	250	+		=	378
9.	179	+		=	251
10.	210	+		=	345

Oefening 3
1.	141	+		=	282
2.	148	+		=	245
3.	248	+		=	401
4.	165	+		=	256
5.	184	+		=	251
6.	212	+		=	416
7.	203	+		=	401
8.	123	+		=	217
9.	116	+		=	216
10.	157	+		=	235

Oefening 4
1.	193	+		=	356
2.	208	+		=	389
3.	114	+		=	169
4.	207	+		=	282
5.	208	+		=	303
6.	84	+		=	160
7.	209	+		=	337
8.	152	+		=	223
9.	172	+		=	283
10.	204	+		=	323

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	115	+	62	=	177
2.	224	+	164	=	388
3.	185	+	112	=	297
4.	190	+	152	=	342
5.	100	+	92	=	192
6.	222	+	52	=	274
7.	132	+	124	=	256
8.	139	+	93	=	232
9.	187	+	126	=	313
10.	242	+	87	=	329

Oefening 2
1.	157	+	62	=	219
2.	132	+	53	=	185
3.	209	+	113	=	322
4.	186	+	89	=	275
5.	171	+	110	=	281
6.	219	+	164	=	383
7.	144	+	120	=	264
8.	250	+	128	=	378
9.	179	+	72	=	251
10.	210	+	135	=	345

Oefening 3
1.	141	+	141	=	282
2.	148	+	97	=	245
3.	248	+	153	=	401
4.	165	+	91	=	256
5.	184	+	67	=	251
6.	212	+	204	=	416
7.	203	+	198	=	401
8.	123	+	94	=	217
9.	116	+	100	=	216
10.	157	+	78	=	235

Oefening 4
1.	193	+	163	=	356
2.	208	+	181	=	389
3.	114	+	55	=	169
4.	207	+	75	=	282
5.	208	+	95	=	303
6.	84	+	76	=	160
7.	209	+	128	=	337
8.	152	+	71	=	223
9.	172	+	111	=	283
10.	204	+	119	=	323