Erbijsommen met vlekken tot en met 500

Erbijsommen

Oefening 1
1.	246	+		=	425
2.	216	+		=	416
3.	217	+		=	315
4.	216	+		=	327
5.	201	+		=	334
6.	144	+		=	197
7.	208	+		=	357
8.	141	+		=	227
9.	250	+		=	430
10.	246	+		=	453

Oefening 2
1.	110	+		=	212
2.	155	+		=	257
3.	197	+		=	386
4.	247	+		=	320
5.	133	+		=	191
6.	154	+		=	297
7.	250	+		=	433
8.	176	+		=	325
9.	236	+		=	416
10.	246	+		=	433

Oefening 3
1.	118	+		=	200
2.	249	+		=	428
3.	153	+		=	215
4.	76	+		=	132
5.	235	+		=	343
6.	210	+		=	365
7.	130	+		=	259
8.	221	+		=	294
9.	130	+		=	211
10.	205	+		=	262

Oefening 4
1.	221	+		=	429
2.	244	+		=	385
3.	135	+		=	244
4.	244	+		=	300
5.	223	+		=	347
6.	192	+		=	247
7.	180	+		=	265
8.	235	+		=	351
9.	123	+		=	222
10.	208	+		=	358

Erbijsommen met vlekken tot en met 500
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	246	+	179	=	425
2.	216	+	200	=	416
3.	217	+	98	=	315
4.	216	+	111	=	327
5.	201	+	133	=	334
6.	144	+	53	=	197
7.	208	+	149	=	357
8.	141	+	86	=	227
9.	250	+	180	=	430
10.	246	+	207	=	453

Oefening 2
1.	110	+	102	=	212
2.	155	+	102	=	257
3.	197	+	189	=	386
4.	247	+	73	=	320
5.	133	+	58	=	191
6.	154	+	143	=	297
7.	250	+	183	=	433
8.	176	+	149	=	325
9.	236	+	180	=	416
10.	246	+	187	=	433

Oefening 3
1.	118	+	82	=	200
2.	249	+	179	=	428
3.	153	+	62	=	215
4.	76	+	56	=	132
5.	235	+	108	=	343
6.	210	+	155	=	365
7.	130	+	129	=	259
8.	221	+	73	=	294
9.	130	+	81	=	211
10.	205	+	57	=	262

Oefening 4
1.	221	+	208	=	429
2.	244	+	141	=	385
3.	135	+	109	=	244
4.	244	+	56	=	300
5.	223	+	124	=	347
6.	192	+	55	=	247
7.	180	+	85	=	265
8.	235	+	116	=	351
9.	123	+	99	=	222
10.	208	+	150	=	358