Răspunsuri

  • Utilizator Brainly
2014-10-14T16:20:30+03:00


1.I_______I
2.I_______I_______I___+12_I

280-12=268
268:4=67 carti ( primul raft )
67x3+12=213 carti ( al doilea raft )

Verificare : 213+67=280

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