Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	145	+		=	246
2.	124	+		=	242
3.	136	+		=	229
4.	146	+		=	213
5.	241	+		=	458
6.	236	+		=	320
7.	246	+		=	458
8.	172	+		=	263
9.	135	+		=	208
10.	134	+		=	237

Oefening 2
1.	194	+		=	323
2.	156	+		=	206
3.	106	+		=	188
4.	177	+		=	252
5.	240	+		=	355
6.	217	+		=	320
7.	184	+		=	293
8.	237	+		=	451
9.	156	+		=	260
10.	243	+		=	301

Oefening 3
1.	228	+		=	405
2.	214	+		=	405
3.	144	+		=	280
4.	227	+		=	382
5.	211	+		=	365
6.	225	+		=	429
7.	178	+		=	246
8.	231	+		=	435
9.	246	+		=	410
10.	231	+		=	441

Oefening 4
1.	155	+		=	309
2.	61	+		=	112
3.	246	+		=	350
4.	249	+		=	494
5.	212	+		=	300
6.	213	+		=	373
7.	203	+		=	261
8.	213	+		=	358
9.	142	+		=	247
10.	190	+		=	294

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	145	+	101	=	246
2.	124	+	118	=	242
3.	136	+	93	=	229
4.	146	+	67	=	213
5.	241	+	217	=	458
6.	236	+	84	=	320
7.	246	+	212	=	458
8.	172	+	91	=	263
9.	135	+	73	=	208
10.	134	+	103	=	237

Oefening 2
1.	194	+	129	=	323
2.	156	+	50	=	206
3.	106	+	82	=	188
4.	177	+	75	=	252
5.	240	+	115	=	355
6.	217	+	103	=	320
7.	184	+	109	=	293
8.	237	+	214	=	451
9.	156	+	104	=	260
10.	243	+	58	=	301

Oefening 3
1.	228	+	177	=	405
2.	214	+	191	=	405
3.	144	+	136	=	280
4.	227	+	155	=	382
5.	211	+	154	=	365
6.	225	+	204	=	429
7.	178	+	68	=	246
8.	231	+	204	=	435
9.	246	+	164	=	410
10.	231	+	210	=	441

Oefening 4
1.	155	+	154	=	309
2.	61	+	51	=	112
3.	246	+	104	=	350
4.	249	+	245	=	494
5.	212	+	88	=	300
6.	213	+	160	=	373
7.	203	+	58	=	261
8.	213	+	145	=	358
9.	142	+	105	=	247
10.	190	+	104	=	294