83:@0.904366:0.963104:0.932133:0.963104:0.932133:0.941283:0.904366:0.941283:0.000000:0.000000
Matemática:@0.795130:0.956142:0.879896:0.956142:0.879896:0.943479:0.795130:0.943479:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
2.º EGB:@0.829358:0.967458:0.879897:0.967458:0.879897:0.954794:0.829358:0.954794:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
DUA:@0.747830:0.068322:0.791473:0.068322:0.791473:0.048070:0.747830:0.048070:0.000000:0.000000:0.000000
. :@0.791473:0.067693:0.799986:0.067693:0.799986:0.050557:0.791473:0.050557:0.000000:0.000000
Representación:@0.799986:0.067693:0.924113:0.067693:0.924113:0.050792:0.799986:0.050792:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Ejemplos::@0.096359:0.100560:0.199849:0.100560:0.199849:0.079753:0.096359:0.079753:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Resolvemos el problema siguiendo los pasos aprendidos. :@0.096359:0.128841:0.719186:0.128841:0.719186:0.107032:0.096359:0.107032:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
a) :@0.096359:0.157022:0.130554:0.157022:0.130554:0.134755:0.096359:0.134755:0.000000:0.000000:0.000000
En el recreo, en el bar de la escuela se vendieron :@0.143266:0.157092:0.712282:0.157092:0.712282:0.135283:0.143266:0.135283:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
23 refrescos. Ahora quedan 15,  ¿cuántos :@0.143266:0.178215:0.620042:0.178215:0.620042:0.156406:0.143266:0.156406:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
refrescos había en total? :@0.143266:0.199338:0.431198:0.199338:0.431198:0.177528:0.143266:0.177528:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
1. :@0.143266:0.227519:0.168384:0.227519:0.168384:0.205252:0.143266:0.205252:0.000000:0.000000:0.000000
Calculamos el total de refrescos que había en :@0.178446:0.227589:0.715687:0.227589:0.715687:0.205780:0.178446:0.205780:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
el bar de la escuela.:@0.178446:0.248712:0.414410:0.248712:0.414410:0.226903:0.178446:0.226903:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
2. :@0.143266:0.276893:0.168384:0.276893:0.168384:0.254626:0.143266:0.254626:0.000000:0.000000:0.000000
Utilizamos ábacos para representar las :@0.178446:0.276963:0.628157:0.276963:0.628157:0.255154:0.178446:0.255154:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
cantidades.:@0.178446:0.298086:0.316584:0.298086:0.316584:0.276277:0.178446:0.276277:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
3. :@0.143266:0.326267:0.168384:0.326267:0.168384:0.304000:0.143266:0.304000:0.000000:0.000000:0.000000
Para saber el total de refrescos, efectuamos :@0.178446:0.326338:0.682970:0.326338:0.682970:0.304528:0.178446:0.304528:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
una suma. :@0.178446:0.347460:0.305983:0.347460:0.305983:0.325651:0.178446:0.325651:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
4. :@0.143266:0.375641:0.168384:0.375641:0.168384:0.353375:0.143266:0.353375:0.000000:0.000000:0.000000
Realizamos la operación y comprobamos.:@0.178446:0.375712:0.662985:0.375712:0.662985:0.353903:0.178446:0.353903:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
5. :@0.143266:0.560236:0.168384:0.560236:0.168384:0.537969:0.143266:0.537969:0.000000:0.000000:0.000000
Respondemos la pregunta: En el bar de la :@0.178446:0.560306:0.667725:0.560306:0.667725:0.538497:0.178446:0.538497:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
escuela había 38 refrescos.:@0.178446:0.581429:0.491637:0.581429:0.491637:0.559620:0.178446:0.559620:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
b) :@0.096359:0.609610:0.130366:0.609610:0.130366:0.587343:0.096359:0.587343:0.000000:0.000000:0.000000
María tiene 8 lápices de colores y le regalan 6. :@0.143266:0.609680:0.681933:0.609680:0.681933:0.587871:0.143266:0.587871:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
¿Cuántos lápices tiene ahora María?:@0.143266:0.630803:0.568072:0.630803:0.568072:0.608994:0.143266:0.608994:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
       María tiene 14 lápices.:@0.096359:0.790613:0.403124:0.790613:0.403124:0.768804:0.096359:0.768804:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
Comprobamos con la semirrecta numérica.:@0.096359:0.818865:0.600107:0.818865:0.600107:0.797056:0.096359:0.797056:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
©:@0.082727:0.756074:0.082727:0.750967:0.070645:0.750967:0.070645:0.756074:0.000000
Shutterstock:@0.082727:0.750967:0.082727:0.713249:0.070816:0.713249:0.070816:0.750967:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
©:@0.942185:0.167921:0.942185:0.162814:0.930103:0.162814:0.930103:0.167921:0.000000
Shutterstock:@0.942185:0.162814:0.942185:0.125096:0.930274:0.125096:0.930274:0.162814:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000
0:@0.101233:0.892470:0.114742:0.892470:0.114742:0.870661:0.101233:0.870661:0.000000
18 19:@0.826551:0.892470:0.894284:0.892470:0.894284:0.870661:0.826551:0.870661:0.000000:0.000000:0.000000:0.000000:0.000000
17:@0.785883:0.892470:0.812901:0.892470:0.812901:0.870661:0.785883:0.870661:0.000000:0.000000
16:@0.745215:0.892470:0.772233:0.892470:0.772233:0.870661:0.745215:0.870661:0.000000:0.000000
15:@0.704547:0.892470:0.731565:0.892470:0.731565:0.870661:0.704547:0.870661:0.000000:0.000000
14:@0.663879:0.892470:0.690897:0.892470:0.690897:0.870661:0.663879:0.870661:0.000000:0.000000
13:@0.623210:0.892470:0.650229:0.892470:0.650229:0.870661:0.623210:0.870661:0.000000:0.000000
12:@0.582542:0.892470:0.609561:0.892470:0.609561:0.870661:0.582542:0.870661:0.000000:0.000000
11:@0.541874:0.892470:0.568892:0.892470:0.568892:0.870661:0.541874:0.870661:0.000000:0.000000
10:@0.501206:0.892470:0.528224:0.892470:0.528224:0.870661:0.501206:0.870661:0.000000:0.000000
9:@0.467293:0.892470:0.480802:0.892470:0.480802:0.870661:0.467293:0.870661:0.000000
8:@0.426624:0.892470:0.440134:0.892470:0.440134:0.870661:0.426624:0.870661:0.000000
7:@0.385956:0.892470:0.399465:0.892470:0.399465:0.870661:0.385956:0.870661:0.000000
6:@0.345288:0.892470:0.358797:0.892470:0.358797:0.870661:0.345288:0.870661:0.000000
5:@0.304620:0.892470:0.318129:0.892470:0.318129:0.870661:0.304620:0.870661:0.000000
4:@0.263952:0.892470:0.277461:0.892470:0.277461:0.870661:0.263952:0.870661:0.000000
3:@0.223284:0.892470:0.236793:0.892470:0.236793:0.870661:0.223284:0.870661:0.000000
2:@0.182616:0.892470:0.196125:0.892470:0.196125:0.870661:0.182616:0.870661:0.000000
1:@0.141948:0.892470:0.155457:0.892470:0.155457:0.870661:0.141948:0.870661:0.000000
+:@0.273227:0.719843:0.293330:0.719843:0.293330:0.688687:0.273227:0.688687:0.000000
=:@0.438507:0.719843:0.458609:0.719843:0.458609:0.688687:0.438507:0.688687:0.000000
D:@0.841896:0.671487:0.859064:0.671487:0.859064:0.649220:0.841896:0.649220:0.000000
U:@0.893564:0.671487:0.909395:0.671487:0.909395:0.649220:0.893564:0.649220:0.000000
8:@0.894736:0.698841:0.908245:0.698841:0.908245:0.677031:0.894736:0.677031:0.000000
+:@0.801392:0.726124:0.815464:0.726124:0.815464:0.704315:0.801392:0.704315:0.000000
6:@0.894736:0.726124:0.908245:0.726124:0.908245:0.704315:0.894736:0.704315:0.000000
1:@0.843749:0.753407:0.857258:0.753407:0.857258:0.731598:0.843749:0.731598:0.000000
4:@0.894736:0.753407:0.908245:0.753407:0.908245:0.731598:0.894736:0.731598:0.000000
+:@0.315527:0.464940:0.335630:0.464940:0.335630:0.433784:0.315527:0.433784:0.000000
=:@0.562960:0.464940:0.583063:0.464940:0.583063:0.433784:0.562960:0.433784:0.000000
D:@0.841896:0.428022:0.859064:0.428022:0.859064:0.405755:0.841896:0.405755:0.000000
U:@0.893564:0.428022:0.909395:0.428022:0.909395:0.405755:0.893564:0.405755:0.000000
1:@0.843725:0.455376:0.857234:0.455376:0.857234:0.433566:0.843725:0.433566:0.000000
5:@0.894713:0.455376:0.908222:0.455376:0.908222:0.433566:0.894713:0.433566:0.000000
+:@0.801369:0.482659:0.815441:0.482659:0.815441:0.460850:0.801369:0.460850:0.000000
2:@0.843725:0.482659:0.857234:0.482659:0.857234:0.460850:0.843725:0.460850:0.000000
3:@0.894713:0.482659:0.908222:0.482659:0.908222:0.460850:0.894713:0.460850:0.000000
3:@0.843725:0.509942:0.857234:0.509942:0.857234:0.488133:0.843725:0.488133:0.000000
8:@0.894713:0.509942:0.908222:0.509942:0.908222:0.488133:0.894713:0.488133:0.000000
D:@0.162162:0.513464:0.178509:0.513464:0.178509:0.492263:0.162162:0.492263:0.000000
U:@0.214917:0.513464:0.229991:0.513464:0.229991:0.492263:0.214917:0.492263:0.000000
D:@0.403916:0.513464:0.420263:0.513464:0.420263:0.492263:0.403916:0.492263:0.000000
U:@0.456671:0.513464:0.471745:0.513464:0.471745:0.492263:0.456671:0.492263:0.000000
D:@0.657026:0.513464:0.673373:0.513464:0.673373:0.492263:0.657026:0.492263:0.000000
U:@0.709781:0.513464:0.724855:0.513464:0.724855:0.492263:0.709781:0.492263:0.000000