
Metoda reducerii la unitate Lecție
Presentation
•
Mathematics
•
5th - 8th Grade
•
Hard
Mihaela Pricop
Used 5+ times
FREE Resource
8 Slides • 0 Questions
1
Metoda reducerii la unitate
Fii cofetar pentru o zi!
2
Datele problemei
Pentru a prepara 6 brioșe, mama a folosit 120 g făină.
3
Cerințele problemei
De câtă făină are nevoie pentru a pregăti 12 brioșe?
4
Pasul 1
Aflăm câtă făină este necesară pentru o brioșă:
120g : 6 brioșe = 20g pentru o brioșă.
5
Pasul 2
De câtă făină are nevoie mama pentru a mai pregăti 12 brioșe?
20g făină x 12 = 240 g făină
6
Întrebarea 2?
Dar pentru 24 de brioșe?
7
Rezolvare:
De câtă făină are nevoie mama pentru a mai pregăti încă 24 de brioșe?
20g x 24 brioșe = 480g făină
8
Metoda reducerii la unitate
Fii cofetar pentru o zi!
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