
Operazioni con le frazioni
Presentation
•
Mathematics
•
6th - 7th Grade
•
Hard
Haliaeetus coppola
Used 4+ times
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5 Slides • 0 Questions
1
Operazioni con le frazioni
Prof Rosario Coppola
2
Le frazioni possono essere:
sommate
sottratte
moltiplicate
divise
3
Addizione
ridurre ai minimi termini ogni frazione
si può semplificare solo "sopra-sotto"
4
123+92=
osservando le frazioni notiamo...che potremmo ridurre ai minimi termini la frazione 123 , la quale diventa 41 , quindi...
5
41+92=369+8=3617
calcolo del mcd:
4=22
9=32
mcm=36
(36:4)x1=9
(36:9)x2=8
Operazioni con le frazioni
Prof Rosario Coppola
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