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4.Simplificati, obtinand fractii ireductibile: 63/56•45​

4Simplificati Obtinand Fractii Ireductibile 635645 class=

Răspuns :

15/21=15/21simplificat la 3= 5/7

36/48=36/21 simplificat la 3= 12/7

63/56×45=63/2520 simplificat la 3=21/840 simplificat la 3=7/280 simplificat la 7=1/40

Succes!!