74:@0.067867:0.963104:0.095634:0.963104:0.095634:0.941283:0.067867:0.941283:0.000000:0.000000 Matemática:@0.120102:0.956142:0.204868:0.956142:0.204868:0.943479:0.120102:0.943479:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 3.º EGB:@0.120102:0.967458:0.170641:0.967458:0.170641:0.954794:0.120102:0.954794:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 DUA:@0.070545:0.068512:0.114188:0.068512:0.114188:0.048260:0.070545:0.048260:0.000000:0.000000:0.000000 . :@0.114187:0.067883:0.122701:0.067883:0.122701:0.050747:0.114187:0.050747:0.000000:0.000000 Representación:@0.122701:0.067883:0.246828:0.067883:0.246828:0.050982:0.122701:0.050982:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Ejemplos: :@0.083300:0.101142:0.197633:0.101142:0.197633:0.078999:0.083300:0.078999:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 a) :@0.083300:0.128989:0.117495:0.128989:0.117495:0.106722:0.083300:0.106722:0.000000:0.000000:0.000000 Planteamos y resolvemos las sumas.:@0.116534:0.129059:0.529688:0.129059:0.529688:0.107250:0.116534:0.107250:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 D:@0.171373:0.240670:0.188541:0.240670:0.188541:0.218403:0.171373:0.218403:0.000000 C:@0.123019:0.240670:0.142250:0.240670:0.142250:0.218403:0.123019:0.218403:0.000000 U:@0.219365:0.240670:0.235196:0.240670:0.235196:0.218403:0.219365:0.218403:0.000000 +:@0.265987:0.196515:0.280059:0.196515:0.280059:0.174706:0.265987:0.174706:0.000000 =:@0.439823:0.196515:0.453895:0.196515:0.453895:0.174706:0.439823:0.174706:0.000000 D:@0.345202:0.240670:0.362370:0.240670:0.362370:0.218403:0.345202:0.218403:0.000000 C:@0.296847:0.240670:0.316078:0.240670:0.316078:0.218403:0.296847:0.218403:0.000000 U:@0.393195:0.240670:0.409026:0.240670:0.409026:0.218403:0.393195:0.218403:0.000000 D:@0.519032:0.240670:0.536200:0.240670:0.536200:0.218403:0.519032:0.218403:0.000000 C:@0.470676:0.240670:0.489908:0.240670:0.489908:0.218403:0.470676:0.218403:0.000000 U:@0.567024:0.240670:0.582855:0.240670:0.582855:0.218403:0.567024:0.218403:0.000000 C D U:@0.732174:0.153987:0.828685:0.153987:0.828685:0.131720:0.732174:0.131720:0.000000:0.000000:0.000000:0.000000:0.000000 2:@0.735036:0.181288:0.748545:0.181288:0.748545:0.159479:0.735036:0.159479:0.000000 0:@0.774531:0.181288:0.788040:0.181288:0.788040:0.159479:0.774531:0.159479:0.000000 4:@0.814027:0.181288:0.827536:0.181288:0.827536:0.159479:0.814027:0.159479:0.000000 +:@0.695259:0.209539:0.709331:0.209539:0.709331:0.187730:0.695259:0.187730:0.000000 1:@0.735036:0.209539:0.748545:0.209539:0.748545:0.187730:0.735036:0.187730:0.000000 5:@0.774531:0.209539:0.788040:0.209539:0.788040:0.187730:0.774531:0.187730:0.000000 2:@0.814027:0.209539:0.827536:0.209539:0.827536:0.187730:0.814027:0.187730:0.000000 3:@0.735036:0.237791:0.748545:0.237791:0.748545:0.215982:0.735036:0.215982:0.000000 5:@0.774531:0.237791:0.788040:0.237791:0.788040:0.215982:0.774531:0.215982:0.000000 6:@0.814027:0.237791:0.827536:0.237791:0.827536:0.215982:0.814027:0.215982:0.000000 b) :@0.083314:0.276657:0.117321:0.276657:0.117321:0.254390:0.083314:0.254390:0.000000:0.000000:0.000000 Planteamos y resolvemos las restas representadas en base diez, :@0.116547:0.276727:0.855511:0.276727:0.855511:0.254918:0.116547:0.254918:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 en la tabla de valor posicional.:@0.116547:0.297850:0.472074:0.297850:0.472074:0.276040:0.116547:0.276040:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 C D U:@0.732174:0.328465:0.828685:0.328465:0.828685:0.306198:0.732174:0.306198:0.000000:0.000000:0.000000:0.000000:0.000000 4:@0.735036:0.355766:0.748545:0.355766:0.748545:0.333957:0.735036:0.333957:0.000000 8:@0.774531:0.355766:0.788040:0.355766:0.788040:0.333957:0.774531:0.333957:0.000000 5:@0.814027:0.355766:0.827536:0.355766:0.827536:0.333957:0.814027:0.333957:0.000000 –:@0.696431:0.384017:0.708158:0.384017:0.708158:0.362208:0.696431:0.362208:0.000000 2:@0.735036:0.384017:0.748545:0.384017:0.748545:0.362208:0.735036:0.362208:0.000000 6:@0.774531:0.384017:0.788040:0.384017:0.788040:0.362208:0.774531:0.362208:0.000000 3:@0.814027:0.384017:0.827536:0.384017:0.827536:0.362208:0.814027:0.362208:0.000000 2:@0.735036:0.412269:0.748545:0.412269:0.748545:0.390460:0.735036:0.390460:0.000000 2:@0.774531:0.412269:0.788040:0.412269:0.788040:0.390460:0.774531:0.390460:0.000000 2:@0.814027:0.412269:0.827536:0.412269:0.827536:0.390460:0.814027:0.390460:0.000000 Estrategias para realizar cálculos de suma y resta:@0.083300:0.448992:0.795644:0.448992:0.795644:0.421954:0.083300:0.421954:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Una estrategia para realizar cálculos mentales de sumas y restas :@0.083300:0.483433:0.830538:0.483433:0.830538:0.461624:0.083300:0.461624:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 consiste en sumar o restar por separado las centenas, decenas y :@0.083300:0.504556:0.835581:0.504556:0.835581:0.482747:0.083300:0.482747:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 unidades, y luego componer el número con los resultados.:@0.083300:0.525679:0.755628:0.525679:0.755628:0.503870:0.083300:0.503870:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Para restar ‘llevando’ se descompone el número de las unidades del :@0.083300:0.553930:0.872452:0.553930:0.872452:0.532121:0.083300:0.532121:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 sustraendo en dos sumandos que contengan a las unidades del :@0.083300:0.575053:0.836216:0.575053:0.836216:0.553244:0.083300:0.553244:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 minuendo. Estos dos números se anulan y a las decenas se les resta :@0.083300:0.596176:0.867920:0.596176:0.867920:0.574367:0.083300:0.574367:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 el número que quedó en las unidades del sustraendo.:@0.083300:0.617298:0.707197:0.617298:0.707197:0.595489:0.083300:0.595489:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Ejemplos::@0.083300:0.645884:0.192757:0.645884:0.192757:0.623741:0.083300:0.623741:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 152:@0.122300:0.838197:0.183091:0.838197:0.183091:0.816388:0.122300:0.816388:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 100 + 50:@0.244586:0.838197:0.373837:0.838197:0.373837:0.816388:0.244586:0.816388:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 + 2:@0.405499:0.838197:0.439835:0.838197:0.439835:0.816388:0.405499:0.816388:0.000000:0.000000:0.000000 + 246:@0.122019:0.863052:0.183373:0.863052:0.183373:0.841242:0.122019:0.841242:0.000000:0.000000:0.000000:0.000000:0.000000 + 200 + 40:@0.244304:0.863052:0.373837:0.863052:0.373837:0.841242:0.244304:0.841242:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 + 6:@0.405499:0.863052:0.439835:0.863052:0.439835:0.841242:0.405499:0.841242:0.000000:0.000000:0.000000 300 + 90:@0.244609:0.887906:0.373861:0.887906:0.373861:0.866097:0.244609:0.866097:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 + 8:@0.405523:0.887906:0.439858:0.887906:0.439858:0.866097:0.405523:0.866097:0.000000:0.000000:0.000000 487:@0.547008:0.838197:0.607800:0.838197:0.607800:0.816388:0.547008:0.816388:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 400 + 80 +7 :@0.681607:0.838197:0.876915:0.838197:0.876915:0.816388:0.681607:0.816388:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 – 125:@0.546985:0.863967:0.605994:0.863967:0.605994:0.842158:0.546985:0.842158:0.000000:0.000000:0.000000:0.000000:0.000000 – 100:@0.681584:0.863967:0.740592:0.863967:0.740592:0.842158:0.681584:0.842158:0.000000:0.000000:0.000000:0.000000:0.000000 – 20 – 5 :@0.765336:0.863967:0.875332:0.863967:0.875332:0.842158:0.765336:0.842158:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 300 + 60 + 2 :@0.681560:0.888610:0.876868:0.888610:0.876868:0.866801:0.681560:0.866801:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 398:@0.332340:0.925311:0.372867:0.925311:0.372867:0.903502:0.332340:0.903502:0.000000:0.000000:0.000000 362:@0.761114:0.925311:0.801642:0.925311:0.801642:0.903502:0.761114:0.903502:0.000000:0.000000:0.000000 123 + 235:@0.228194:0.710415:0.336830:0.710415:0.336830:0.688606:0.228194:0.688606:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 469 – 246:@0.649861:0.710415:0.756152:0.710415:0.756152:0.688606:0.649861:0.688606:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 (:@0.111818:0.745901:0.122161:0.745901:0.122161:0.724092:0.111818:0.724092:0.000000 100:@0.122161:0.745901:0.162688:0.745901:0.162688:0.724092:0.122161:0.724092:0.000000:0.000000:0.000000 + :@0.162688:0.745901:0.190270:0.745901:0.190270:0.724092:0.162688:0.724092:0.000000:0.000000:0.000000 20:@0.190270:0.745901:0.217288:0.745901:0.217288:0.724092:0.190270:0.724092:0.000000:0.000000 + ) + (:@0.217288:0.745901:0.306645:0.745901:0.306645:0.724092:0.217288:0.724092:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 3:@0.244869:0.745901:0.258378:0.745901:0.258378:0.724092:0.244869:0.724092:0.000000 200:@0.306645:0.745901:0.347172:0.745901:0.347172:0.724092:0.306645:0.724092:0.000000:0.000000:0.000000 + :@0.347172:0.745901:0.374754:0.745901:0.374754:0.724092:0.347172:0.724092:0.000000:0.000000:0.000000 30:@0.374754:0.745901:0.401772:0.745901:0.401772:0.724092:0.374754:0.724092:0.000000:0.000000 + ):@0.401772:0.745901:0.453205:0.745901:0.453205:0.724092:0.401772:0.724092:0.000000:0.000000:0.000000:0.000000:0.000000 5:@0.429353:0.745901:0.442862:0.745901:0.442862:0.724092:0.429353:0.724092:0.000000 (:@0.533486:0.745901:0.543829:0.745901:0.543829:0.724092:0.533486:0.724092:0.000000 400:@0.543829:0.745901:0.584356:0.745901:0.584356:0.724092:0.543829:0.724092:0.000000:0.000000:0.000000 + :@0.584356:0.745901:0.611937:0.745901:0.611937:0.724092:0.584356:0.724092:0.000000:0.000000:0.000000 60:@0.611937:0.745901:0.638956:0.745901:0.638956:0.724092:0.611937:0.724092:0.000000:0.000000 + ) – (:@0.638956:0.745901:0.725968:0.745901:0.725968:0.724092:0.638956:0.724092:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 9:@0.666537:0.745901:0.680046:0.745901:0.680046:0.724092:0.666537:0.724092:0.000000 200:@0.725968:0.745901:0.766495:0.745901:0.766495:0.724092:0.725968:0.724092:0.000000:0.000000:0.000000 + :@0.766495:0.745901:0.794076:0.745901:0.794076:0.724092:0.766495:0.724092:0.000000:0.000000:0.000000 40:@0.794076:0.745901:0.821094:0.745901:0.821094:0.724092:0.794076:0.724092:0.000000:0.000000 + ):@0.821094:0.745901:0.872528:0.745901:0.872528:0.724092:0.821094:0.724092:0.000000:0.000000:0.000000:0.000000:0.000000 6:@0.848676:0.745901:0.862185:0.745901:0.862185:0.724092:0.848676:0.724092:0.000000 300:@0.148335:0.790752:0.188862:0.790752:0.188862:0.768943:0.148335:0.768943:0.000000:0.000000:0.000000 + :@0.196399:0.790538:0.223980:0.790538:0.223980:0.768729:0.196399:0.768729:0.000000:0.000000:0.000000 50:@0.238263:0.790732:0.265282:0.790732:0.265282:0.768923:0.238263:0.768923:0.000000:0.000000 + :@0.279583:0.790538:0.307164:0.790538:0.307164:0.768729:0.279583:0.768729:0.000000:0.000000:0.000000 8:@0.328202:0.790732:0.341711:0.790732:0.341711:0.768923:0.328202:0.768923:0.000000 = 358:@0.362766:0.790538:0.430874:0.790538:0.430874:0.768729:0.362766:0.768729:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 200:@0.571899:0.790732:0.612427:0.790732:0.612427:0.768923:0.571899:0.768923:0.000000:0.000000:0.000000 + :@0.623029:0.790538:0.650610:0.790538:0.650610:0.768729:0.623029:0.768729:0.000000:0.000000:0.000000 20:@0.664893:0.790732:0.691912:0.790732:0.691912:0.768923:0.664893:0.768923:0.000000:0.000000 + :@0.706212:0.790538:0.733793:0.790538:0.733793:0.768729:0.706212:0.768729:0.000000:0.000000:0.000000 3:@0.754830:0.790732:0.768339:0.790732:0.768339:0.768923:0.754830:0.768923:0.000000 = 223:@0.789394:0.790538:0.857502:0.790538:0.857502:0.768729:0.789394:0.768729:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Sumamos:@0.225401:0.681321:0.339619:0.681321:0.339619:0.659512:0.225401:0.659512:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000 Restamos:@0.645898:0.681321:0.755847:0.681321:0.755847:0.659512:0.645898:0.659512:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000:0.000000