Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	66	+		=	127
2.	160	+		=	252
3.	237	+		=	443
4.	118	+		=	221
5.	155	+		=	235
6.	224	+		=	373
7.	140	+		=	259
8.	247	+		=	306
9.	66	+		=	116
10.	219	+		=	296

Oefening 2
1.	203	+		=	286
2.	232	+		=	397
3.	242	+		=	318
4.	181	+		=	251
5.	244	+		=	419
6.	170	+		=	285
7.	98	+		=	163
8.	120	+		=	212
9.	124	+		=	185
10.	100	+		=	150

Oefening 3
1.	157	+		=	215
2.	233	+		=	357
3.	159	+		=	222
4.	199	+		=	342
5.	225	+		=	356
6.	238	+		=	450
7.	199	+		=	256
8.	174	+		=	299
9.	192	+		=	264
10.	217	+		=	407

Oefening 4
1.	178	+		=	253
2.	223	+		=	311
3.	209	+		=	283
4.	184	+		=	338
5.	138	+		=	235
6.	188	+		=	284
7.	240	+		=	353
8.	223	+		=	277
9.	220	+		=	361
10.	189	+		=	262

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	66	+	61	=	127
2.	160	+	92	=	252
3.	237	+	206	=	443
4.	118	+	103	=	221
5.	155	+	80	=	235
6.	224	+	149	=	373
7.	140	+	119	=	259
8.	247	+	59	=	306
9.	66	+	50	=	116
10.	219	+	77	=	296

Oefening 2
1.	203	+	83	=	286
2.	232	+	165	=	397
3.	242	+	76	=	318
4.	181	+	70	=	251
5.	244	+	175	=	419
6.	170	+	115	=	285
7.	98	+	65	=	163
8.	120	+	92	=	212
9.	124	+	61	=	185
10.	100	+	50	=	150

Oefening 3
1.	157	+	58	=	215
2.	233	+	124	=	357
3.	159	+	63	=	222
4.	199	+	143	=	342
5.	225	+	131	=	356
6.	238	+	212	=	450
7.	199	+	57	=	256
8.	174	+	125	=	299
9.	192	+	72	=	264
10.	217	+	190	=	407

Oefening 4
1.	178	+	75	=	253
2.	223	+	88	=	311
3.	209	+	74	=	283
4.	184	+	154	=	338
5.	138	+	97	=	235
6.	188	+	96	=	284
7.	240	+	113	=	353
8.	223	+	54	=	277
9.	220	+	141	=	361
10.	189	+	73	=	262