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MA.1

Dumber e variabla

B

Perscrutar ed argumentar

3

Las scolaras ed ils scolars san trair a niz meds d'agid per perscrutar musters aritmetics.

renviaments

AS

MA.1.B.3

Las scolaras ed ils scolars ...

1


a

  • san duvrar material illustrativ per perscrutar musters aritmetics (p.ex. champ da 20 e plattinas).

b

  • san duvrar in champ da puncts, la tavla da 100 ed il radi da dumbers per perscrutar musters aritmetics (p.ex. las posiziuns da la retscha da 9 sin la tavla da 100).

2

c

  • san duvrar la tavla da posiziuns per perscrutar structuras aritmeticas (p.ex. metter plattinas en la tavla da posiziuns e spustar quellas).

d

  • san suandar instrucziuns en sequenzas d'acziuns (p.ex. en diagrams da circulaziun) e duvrar quellas per perscrutar structuras aritmeticas (p.ex. 1. Cumenza cun in dumber da duas cifras / 2. Sch'il dumber è pèr: divida cun 2, uschiglio: multiplitgescha cun 3 ed adescha 1 / 3. repeta 2.).
orientierungspunkt


e

  • san duvrar medias electronicas per perscrutar structuras aritmeticas (p.ex. transfurmar 1/11, 2/11, 3/11, ... en dumbers decimals periodics ed examinar la seria da cifras).

f

  • san registrar, ordinar e preschentar datas cun medias electronicas (program da calculaziun electronica).

3

g

  • san duvrar collecziuns da furmlas, ovras da consultaziun e l'internet per schliar quints numerics sco era per perscrutar structuras.
  • san far diever da models en in program da calculaziun electronica.
orientierungspunkt


h

  • san schliar equaziuns cun in program da calculaziun electronica cun variar sistematicamain sco era endatar resp. duvrar furmlas (p.ex. A = ½(s·h).